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Patent #:
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Issue Dt:
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01/08/2002
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Application #:
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09318477
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Filing Dt:
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05/25/1999
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Title:
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DISK DRIVE EMPLOYING VECTOR ADDITION OF PRIMARY PHASE WRITE CLOCK SIGNALS FOR GENERATING SECONDARY PHASE WRITE CLOCK SIGNAL
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Patent #:
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Issue Dt:
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01/14/2003
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Application #:
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09330756
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Filing Dt:
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06/11/1999
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Title:
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METHOD OF CONTINUOUSLY RECORDING SERVO BURSTS ALONG ONE CONTINUOUS, SINGLE HELIX SPIRAL
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Patent #:
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Issue Dt:
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10/30/2001
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Application #:
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09342670
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Filing Dt:
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06/29/1999
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Title:
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DISK DRIVE INCLUDING N-CURRENT PREAMPLIFIER FOR GENERATING N-INDEPENDENTLY CONTROLLED WRITE CURRENTS
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Patent #:
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Issue Dt:
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12/24/2002
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Application #:
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09342793
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Filing Dt:
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06/29/1999
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Title:
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SERVOWRITER EMPLOYING METHOD OF UNLATCHING ACTUATOR ARM USING VCM VOLTAGE LIMITING CIRCUIT TO LIMIT ACTUATOR ARM VELOCITY
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Patent #:
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Issue Dt:
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12/17/2002
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Application #:
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09342795
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Filing Dt:
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06/29/1999
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Title:
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DISK DRIVE EMPLOYING METHOD OF UNLATCHING ACTUATOR ARM USING VCM VOLTAGE LIMITING CIRCUIT TO LIMIT ACTUATOR ARM VELOCITY
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Patent #:
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Issue Dt:
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05/14/2002
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Application #:
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09364744
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Filing Dt:
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07/30/1999
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Title:
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HIGH SERVO SAMPLING DISK DRIVE WITH MINIMUM OVERHEAD
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Patent #:
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Issue Dt:
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05/14/2002
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Application #:
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09378291
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Filing Dt:
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08/20/1999
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Title:
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DISK DRIVE INCLUDING RESILIENT SECURING SYSTEM PROVIDING RELATIVE MOVEMENT BETWEEN SIDE RAILS AND HEAD DISK ASSEMBLY TO ACCOMMODATE SIDE RAILS ENGAGING GUIDE CHANNELS IN A CHASSIS
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Patent #:
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Issue Dt:
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06/18/2002
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Application #:
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09387677
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Filing Dt:
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08/31/1999
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Title:
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HARD DISK DRIVE INFANT MORTALITY TEST
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Patent #:
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Issue Dt:
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06/11/2002
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Application #:
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09393511
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Filing Dt:
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09/10/1999
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Title:
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DISK DRIVE EMPLOYING A MULTIPLE-INPUT SEQUENCE DETECTOR RESPONSIVE TO RELIABILITY METRICS TO IMPROVE A RETRY OPERATION
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Patent #:
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Issue Dt:
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06/25/2002
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Application #:
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09397837
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Filing Dt:
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09/16/1999
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Title:
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DISK DRIVE THAT SUPPORTS A LIST-REQUESTING COMMAND FOR ENABLING A HOST COMPUTER TO ASSIST IN RESCUING A RESCUE- CANDIDATE LOCATION HAVING DRIVE-UNRECOVERABLE DATA
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Patent #:
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Issue Dt:
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07/18/2000
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Application #:
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09398566
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Filing Dt:
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09/16/1999
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Title:
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METHOD FOR MEMORY ALLOCATION IN A DISK DRIVE EMPLOYING A CHUNK ARRAY AND IDENTIFYING A FIRST AVAILABLE ELEMENT FOR WRITE CACHING
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Patent #:
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Issue Dt:
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05/16/2000
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Application #:
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09398920
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Filing Dt:
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09/16/1999
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Title:
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METHOD FOR MEMORY ALLOCATION IN A DISK DRIVE EMPLOYING A CHUNK ARRAY AND IDENTIFYING A LARGEST AVAILABLE ELEMENT FOR WRITE CACHING
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Patent #:
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Issue Dt:
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07/25/2000
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Application #:
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09398922
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Filing Dt:
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09/16/1999
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Title:
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METHOD FOR MEMORY ALLOCATION IN A DISK DRIVE EMPLOYING A CHUNK ARRAY AND IDENTIFYING A SMALLEST AVAILABLE ELEMENT FOR WRITE CACHING
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Patent #:
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Issue Dt:
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06/29/2004
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Application #:
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09401069
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Filing Dt:
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09/22/1999
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Title:
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DISK DRIVES AND DISK DRIVE-CONTAINING DEVICES HAVING SELECTIVELY CONTROLLABLE AND/OR ADAPTIVE QUIET AND HIGH PERFORMANCE MODES OF OPERATION
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Patent #:
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Issue Dt:
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08/14/2001
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Application #:
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09401971
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Filing Dt:
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09/24/1999
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Title:
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ENHANCED INTERFACE FOR ELECTROSTATIC DISCHARGE GARMENT
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Patent #:
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Issue Dt:
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02/05/2002
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Application #:
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09406254
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Filing Dt:
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09/27/1999
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Title:
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HEAD DISK ASSEMBLY INCLUDING RAMP HAVING PIVOTING LOCATIONAL FEATURES
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Patent #:
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Issue Dt:
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02/10/2004
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Application #:
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09406327
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Filing Dt:
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09/27/1999
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Title:
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METHOD OF OPERATING A DISK DRIVE FOR READING AND WRITING AUDIOVISUAL DATA ON AN URGENT BASIS
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Patent #:
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Issue Dt:
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12/10/2002
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Application #:
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09436930
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Filing Dt:
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11/08/1999
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Title:
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HEADERLESS DISK DRIVE COMPRISING REPEATABLE RUNOUT (RRO) CORRECTION VALUES RECORDED AT A USER DATA RATE
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Patent #:
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Issue Dt:
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09/11/2001
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Application #:
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09444016
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Filing Dt:
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11/19/1999
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Title:
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DISK DRIVE INCLUDING A VIBRATION DAMPING SYSTEM HAVING A COMPRESSIBLE FOAM AND MASS DAMPER FIXED ADJACENT TO THE OUTER SURFACE OF A PRINTED CIRCUIT BOARD FOR REDUCING NOISE AND VIBRATION
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Patent #:
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Issue Dt:
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09/03/2002
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Application #:
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09458527
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Filing Dt:
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12/20/1999
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Title:
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METHOD OF OPERATING A DISK DRIVE FOR WRITING TO AN ADDRESSABLE LOCATION AFTER DETECTING THAT A HEAD IS WITHIN A SAFE-TO-WRITE WINDOW
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Patent #:
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Issue Dt:
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11/13/2001
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Application #:
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09484059
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Filing Dt:
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01/18/2000
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Title:
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ERROR RATE MEASUREMENT IN DISK DRIVE BY WEIGHTING DATA-RECOVERY PROCEDURES
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Patent #:
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Issue Dt:
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07/02/2002
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Application #:
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09489856
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Filing Dt:
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01/24/2000
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Title:
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DISK DRIVE WITH UNIFIED CHANNEL-DISK CONTROLLER BUS FOR TRANSMITTING USER DATA, SERVO DATA, AND REGISTER DATA
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Patent #:
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Issue Dt:
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06/17/2003
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Application #:
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09490330
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Filing Dt:
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01/24/2000
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Title:
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DISK DRIVE HAVING A CHANNEL CIRCUIT WHICH RECEIVES A READ SIGNAL REPRESENTING DATA IN A DATA SECTOR AND DATA IN A SERVO SECTOR IN A FIRST ORDER AND DEMODULATES THE READ SIGNAL TO PROVIDE DATA SECTOR DATA AND SERVO-SECTOR DATA IN A SECOND ORDER
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Patent #:
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Issue Dt:
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02/25/2003
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Application #:
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09493751
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Filing Dt:
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01/28/2000
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Title:
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METHOD OF CALIBRATING A WRITE CURRENT-SETTING FOR SERVO WRITING A DISK DRIVE
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Patent #:
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Issue Dt:
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11/05/2002
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Application #:
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09505009
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Filing Dt:
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02/15/2000
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Title:
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DISK DRIVE COMPRISING AN ACTUATOR DRIVER CIRCUIT FOR RETRACTING A HEAD INDEPENDENT OF A SERVO MICROPROCESSOR WHEN A SPINDLE SPEED FAULT MODE IS DETECTED
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Patent #:
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Issue Dt:
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11/12/2002
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Application #:
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09513316
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Filing Dt:
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02/25/2000
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Title:
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DISK DRIVE EMPLOYING A NON-VILATILE SEMICONDUCTOR MEMORY FOR STORING READ CHANNEL PARAMETER CALIBRATED FOR THE DISK DRIVE USED TO RECOVER DISK CHANNEL PARAMETER
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Patent #:
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Issue Dt:
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08/28/2001
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Application #:
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09536067
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Filing Dt:
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03/24/2000
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Title:
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METHOD OF USING TWO LOW-RESOLUTION DACS FOR CONVERTING HIGH-RESOLUTION DIGITAL DEMANDS INTO ANALOG OUTPUT SIGNALS THAT MONOTONICALLY DRIVE AN ACTUATOR MOTOR IN A DISK DRIVE
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Patent #:
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Issue Dt:
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09/02/2003
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Application #:
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09538931
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Filing Dt:
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03/31/2000
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Title:
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DISK DRIVE WITH FEED-FORWARD CONTROL PATH THAT RECEIvES A REFERENCE POSITION SIGNAL TO APPLY A FEED-FORWARD COMMAND EFFORT AT A RATE GREATER THAN A SERVO SAMPLING RATE
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Patent #:
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Issue Dt:
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09/02/2003
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Application #:
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09539349
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Filing Dt:
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03/31/2000
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Title:
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DISK DRIVE WITH ADAPTIVE CONTROL PATH THAT PRODUCES AN ADAPTIVE CONTROL EFFORT BASED ON A CHARACTERIZED DEVIATION BETWEEN ACTUAL AND MODELED PLANT RESPONSE
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Patent #:
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Issue Dt:
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02/17/2004
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Application #:
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09540445
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Filing Dt:
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03/31/2000
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Title:
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PREAMPLIFIER CIRCUIT CONFIGURABLE TO ALLOW SIMULTANEOUS READ AND WRITE OPERATIONS FOR SELF-SERVO WRITING A DISK DRIVE
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Patent #:
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Issue Dt:
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07/29/2003
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Application #:
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09541136
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Filing Dt:
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03/31/2000
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Title:
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SELF-SERVO WRITING A DISK DRIVE BY PROPAGATING INTERLEAVED SETS OF TIMING CLOCKS AND SERVO BURSTS DURING ALTERNATE TIME INTERVALS
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Patent #:
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Issue Dt:
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08/12/2003
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Application #:
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09550465
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Filing Dt:
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04/17/2000
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Title:
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DISK DRIVE USING DEFECT LIST TO PERFORM UNINTERRUPTED WRITING OF NON-RELOCATED DATA BLOCKS AND CACHING OF RELOCATED DATA BLOCKS FOR DEFERRED WRITING
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Patent #:
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Issue Dt:
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12/10/2002
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Application #:
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09551925
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Filing Dt:
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04/19/2000
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Title:
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DISK DRIVE EMPLOYING SPINDLE MOTOR COMMUTATION TIME VARIATION FOR REDUCING ACOUSTIC NOISE
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Patent #:
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Issue Dt:
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07/29/2003
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Application #:
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09552399
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Filing Dt:
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04/19/2000
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Title:
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RANGE-BASED CACHE CONTROL SYSTEM AND METHOD
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Patent #:
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Issue Dt:
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04/15/2003
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Application #:
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09552400
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Filing Dt:
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04/19/2000
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Title:
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DISK DRIVE COMPRISING SPIN DOWN CIRCUITRY HAVING A POWER CLAMP CIRCUIT FOR ENHANCING POWER AND BRAKING CONTROL
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Patent #:
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Issue Dt:
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04/20/2004
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Application #:
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09552402
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Filing Dt:
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04/19/2000
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Title:
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CACHE CONTROL SYSTEM AND METHOD HAVING HARDWARE-BASED TAG RECORD ALLOCATION
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Patent #:
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Issue Dt:
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06/03/2003
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Application #:
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09552403
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Filing Dt:
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04/19/2000
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Title:
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DISK DRIVE COMPRISING A DEMAND LIMIT CIRCUIT FOR ENHANCING POWER MANAGEMENT DURING SPIN DOWN
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Patent #:
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Issue Dt:
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04/22/2003
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Application #:
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09552404
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Filing Dt:
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04/19/2000
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Title:
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TAG MEMORY DISK CACHE ARCHITECTURE
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Patent #:
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Issue Dt:
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08/12/2003
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Application #:
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09552407
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Filing Dt:
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04/19/2000
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Title:
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CLUSTER-BASED CACHE MEMORY ALLOCATION
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Patent #:
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Issue Dt:
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03/18/2003
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Application #:
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09560918
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Filing Dt:
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04/28/2000
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Publication #:
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Pub Dt:
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07/04/2002
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Title:
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DISK DRIVE EMPLOYING METHOD OF SPINNING UP SPINDLE MOTOR INCLUDING DETECTING BEMF POLARITY CHANGE FOR SELECTING INITIAL COMMUTATION STATE
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Patent #:
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Issue Dt:
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12/03/2002
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Application #:
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09561228
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Filing Dt:
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04/28/2000
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Title:
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CONFLICT DETECTION FOR QUEUED COMMAND HANDLING IN A DISK DRIVE CONTROLLER
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Patent #:
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Issue Dt:
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07/16/2002
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Application #:
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09584652
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Filing Dt:
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05/30/2000
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Title:
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DISK DRIVE EMPLOYING A VOICE COIL MOTOR COMPRISING A YOKE FOR GENERATING A UNIDIRECTIONAL MAGNETIC FLUX AND A VOICE COIL PARTIALLY INTERACTING WITH THE UNIDIRECTIONAL MAGNETIC FLUX
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Patent #:
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Issue Dt:
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02/26/2002
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Application #:
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09584837
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Filing Dt:
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05/31/2000
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Title:
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Method of making a balance-compensated rotary actuator based upon track-follow performance of a rotatable test head stack assembly portion
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Patent #:
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Issue Dt:
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01/06/2004
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Application #:
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09585101
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Filing Dt:
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05/31/2000
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Title:
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DISK DRIVE HAVING SEPARATE MOTION SENSORS FOR BASE AND ACTUATOR
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Patent #:
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Issue Dt:
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08/27/2002
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Application #:
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09585127
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Filing Dt:
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05/31/2000
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Title:
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COMPENSATING FOR VORTEX SHEDDING IN A DISK DRIVE BY MODIFYING THE THICKNESS OF AN ACTUATOR ARM
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Patent #:
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Issue Dt:
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02/10/2004
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Application #:
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09585128
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Filing Dt:
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05/31/2000
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Title:
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ACCELERATED MEDIA SCAN METHOD FOR DETECTION OF DISK DRIVE HANDLING DAMAGE
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Patent #:
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Issue Dt:
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06/10/2003
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Application #:
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09585244
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Filing Dt:
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05/31/2000
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Title:
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DISK DRIVE COMPRISING SPIN DOWN CIRCUITRY HAVING A PROGRAMMABLE SIGNAL GENERATOR FOR ENHANCING POWER AND BRAKING CONTROL
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Patent #:
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Issue Dt:
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04/15/2003
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Application #:
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09585805
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Filing Dt:
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05/31/2000
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Title:
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DISK DRIVE COMPRISING SPIN DOWN CIRCUITRY HAVING A CURRENT LIMIT CIRCUIT FOR ENHANCING POWER AND BRAKING CONTROL
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Patent #:
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Issue Dt:
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02/20/2001
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Application #:
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09593315
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Filing Dt:
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06/13/2000
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Title:
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Polling a preamplifier within a disk drive to remotely determine pre-established parametric values
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Patent #:
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Issue Dt:
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10/30/2001
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Application #:
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09603809
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Filing Dt:
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06/26/2000
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Title:
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Repeatable runout cancellation in sectored servo disk drive positioning system
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Patent #:
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Issue Dt:
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10/21/2003
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Application #:
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09608573
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Filing Dt:
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06/30/2000
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Title:
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METHOD OF TUNING FEED-FORWARD CONTROL IN A DISK DRIVE
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Patent #:
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Issue Dt:
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08/12/2003
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Application #:
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09628892
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Filing Dt:
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07/31/2000
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Title:
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CACHE CONTROL METHOD AND SYSTEM FOR MIXED STREAMING AND NON-STREAMING DATA
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Patent #:
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Issue Dt:
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01/07/2003
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Application #:
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09630070
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Filing Dt:
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07/31/2000
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Title:
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METHOD AND APPARATUS FOR BALANCING A ROTARY ACTUATOR BY MODIFYING WEIGHT DISTRIBUTON CHARACTERISTICS OF THE ROTARY ACTUATOR FOR LOCATING AN INSTALLED HEAD STACK ASSEMBLY PORTION CENTER-OF-GRAVITY ALONG A PIVOT AXIS
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