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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:009500/0342   Pages: 29
Recorded: 10/19/1998
Conveyance: SECURITY AGREEMENT
Total properties: 91
1
Patent #:
Issue Dt:
04/20/1993
Application #:
07673651
Filing Dt:
03/22/1991
Title:
AUTOMATED SYSTEM FOR LAPPING AIR BEARING SURFACE OF MAGNETIC HEADS
2
Patent #:
Issue Dt:
05/25/1993
Application #:
07675096
Filing Dt:
03/22/1991
Title:
THROAT HEIGHT CONTROL DURING LAPPING OF MAGNETIC HEADS
3
Patent #:
Issue Dt:
06/02/1992
Application #:
07679836
Filing Dt:
04/01/1991
Title:
ADJUSTABLE TRANSFER TOOL FOR LAPPING MAGNETIC HEAD SLIDERS
4
Patent #:
Issue Dt:
08/17/1993
Application #:
07705754
Filing Dt:
05/28/1991
Title:
THIN FILM TAPE HEAD ASSEMBLY
5
Patent #:
Issue Dt:
12/22/1992
Application #:
07709333
Filing Dt:
06/03/1991
Title:
THIN FILM HEAD WITH COILS OF VARYING THICKNESS
6
Patent #:
Issue Dt:
02/11/1992
Application #:
07740064
Filing Dt:
08/05/1991
Title:
PROCESS FOR MAKING A THIN FILM MAGNETIC HEAD WITH SINGLE STEP LIFT-OFF
7
Patent #:
Issue Dt:
08/09/1994
Application #:
07763591
Filing Dt:
09/23/1991
Title:
PROCESSING OF MAGNETIC HEAD FLEXURES WITH SLIDER ELEMENTS
8
Patent #:
Issue Dt:
10/26/1993
Application #:
07786095
Filing Dt:
10/31/1991
Title:
ALUMINA MATERIAL USEFUL WITH THIN FILM HEADS
9
Patent #:
Issue Dt:
10/19/1993
Application #:
07807194
Filing Dt:
12/16/1991
Title:
READ-WRITE MAGNETIC HEAD WITH FLUX SENSING READ ELEMENT
10
Patent #:
Issue Dt:
07/05/1994
Application #:
07904033
Filing Dt:
06/25/1992
Title:
THIN FILM CONTACT RECORDING HEAD
11
Patent #:
Issue Dt:
03/01/1994
Application #:
07911457
Filing Dt:
07/10/1992
Title:
UNIDIRECTIONAL FIELD GENERATOR
12
Patent #:
Issue Dt:
03/29/1994
Application #:
07926033
Filing Dt:
08/05/1992
Title:
MAGNETIC HEAD SUSPENSION ASSEMBLY
13
Patent #:
Issue Dt:
05/03/1994
Application #:
07976536
Filing Dt:
11/16/1992
Title:
DUAL ELEMENT MAGNETORESISTIVE SENSING HEAD
14
Patent #:
Issue Dt:
01/31/1995
Application #:
07986252
Filing Dt:
12/07/1992
Title:
STABILIZING DOMAINS IN INDUCTIVE THIN FILM HEADS
15
Patent #:
Issue Dt:
10/25/1994
Application #:
07993438
Filing Dt:
12/21/1992
Title:
MAGNETIC HEAD AIR BEARING SLIDER
16
Patent #:
Issue Dt:
08/23/1994
Application #:
07996615
Filing Dt:
12/24/1992
Title:
TEST FIXTURE FOR AIR BEARING MAGNETIC HEAD SUSPENSION ASSEMBLY
17
Patent #:
Issue Dt:
02/07/1995
Application #:
08016272
Filing Dt:
02/11/1993
Title:
AUTOMATED SYSTEM FOR CONTROLLING TAPER LENGTH DURING THE LAPPING OF AIR BEARING SURFACE OF MAGNETIC HEADS
18
Patent #:
Issue Dt:
01/25/1994
Application #:
08042906
Filing Dt:
04/05/1993
Title:
MAGNETIC HEAD SUSPENSION ASSEMBLY FABRICATED WITH INTEGRAL LOAD BEAM AND FLEXURE
19
Patent #:
Issue Dt:
10/19/1993
Application #:
08047309
Filing Dt:
04/19/1993
Title:
THIN FILM MAGNETIC HEAD WITH NARROW YOKE
20
Patent #:
Issue Dt:
10/19/1993
Application #:
08047497
Filing Dt:
04/19/1993
Title:
PROCESS OF MAKING THIN FILM MAGNETIC HEAD
21
Patent #:
Issue Dt:
10/18/1994
Application #:
08100212
Filing Dt:
08/02/1993
Title:
ALUMINA MATERIAL USEFUL WITH THIN FILM HEADS
22
Patent #:
Issue Dt:
10/04/1994
Application #:
08117484
Filing Dt:
09/07/1993
Title:
AIR BEARING MAGNETIC SLIDER WITH WISHBONE-SHAPED RAILS
23
Patent #:
Issue Dt:
04/11/1995
Application #:
08132832
Filing Dt:
10/07/1993
Title:
AIR BEARING MAGNETIC HEAD SLIDERS WITH SEPARATE CENTER RAIL SEGMENTS
24
Patent #:
Issue Dt:
08/29/1995
Application #:
08203225
Filing Dt:
02/28/1994
Title:
MAGNETIC HEAD ASSEMBLY WITH MR SENSOR
25
Patent #:
Issue Dt:
04/09/1996
Application #:
08217550
Filing Dt:
03/25/1994
Title:
METHOD AND APPARATUS FOR COMPENSATING FOR PROCESS VARIATIONS IN AN AUTOMATIC POSITIONING SYSTEM
26
Patent #:
Issue Dt:
07/25/1995
Application #:
08220486
Filing Dt:
03/31/1994
Title:
INTEGRATED YOKE MAGNETORESISTIVE TRANSDUCER WITH MAGNETIC SHUNT
27
Patent #:
Issue Dt:
05/02/1995
Application #:
08231157
Filing Dt:
04/22/1994
Title:
CADDY AND CARRIER TOOL FOR ASSEMBLING A HEAD ARM STACK
28
Patent #:
Issue Dt:
11/14/1995
Application #:
08231402
Filing Dt:
04/22/1994
Title:
METHOD OF ASSEMBLING A HEAD ARM STACK FOR A MAGNETIC DISK DRIVE
29
Patent #:
Issue Dt:
03/07/1995
Application #:
08236145
Filing Dt:
05/02/1994
Title:
AIR BEARING MAGNETIC HEAD SLIDERS
30
Patent #:
Issue Dt:
08/01/1995
Application #:
08242457
Filing Dt:
05/13/1994
Title:
MAGNETORESISTIVE STRUCTURE WITH CONTIGUOUS JUNCTION HARD BIAS DESIGN WITH LOW LEAD RESISTANCE
31
Patent #:
Issue Dt:
12/13/1994
Application #:
08251304
Filing Dt:
05/31/1994
Title:
CONFIGURING DOMAIN PATTERN IN THIN FILMS OF MAGNETIC HEADS
32
Patent #:
Issue Dt:
09/19/1995
Application #:
08280577
Filing Dt:
07/25/1994
Title:
THIN FILM MAGNETIC HEADS WITH MULTIPLE YOKES
33
Patent #:
Issue Dt:
08/01/1995
Application #:
08299524
Filing Dt:
09/01/1994
Title:
SYSTEM FOR TESTING THE VOICE COIL ELEMENT OF A DISK DRIVE ROTARY ACTUATOR
34
Patent #:
Issue Dt:
07/18/1995
Application #:
08312537
Filing Dt:
09/26/1994
Title:
MULTILAYER HARD BIAS FILMS FOR LONGITUDINAL BIASING IN MAGNETORESISTIVE TRANSDUCER
35
Patent #:
Issue Dt:
11/19/1996
Application #:
08337878
Filing Dt:
11/14/1994
Title:
COMPACT READ/WRITE HEAD HAVING BIASED GMR ELEMENT
36
Patent #:
Issue Dt:
04/16/1996
Application #:
08364387
Filing Dt:
12/23/1994
Title:
DUAL ELEMENT MAGNETORESISTIVE SENSING HEAD HAVING IN-GAP FLUX GUIDE AND FLUX CLOSURE PIECE WITH PARTICULAR CONNECTION OF MAGNETORESISTIVE SENSING ELEMENT TO DIFFERENTIAL AMPLIFIER
37
Patent #:
Issue Dt:
07/09/1996
Application #:
08370479
Filing Dt:
01/09/1995
Title:
DISK DRIVE APPARATUS HAVING UP AND DOWN HEAD SUPSENSIONS INDEPENDENTLY LOADABLE INTO A SPACE BETWEEN IMMEDIATELY ADJACENT DISKS
38
Patent #:
Issue Dt:
12/05/1995
Application #:
08383978
Filing Dt:
02/06/1995
Title:
TRIPAD AIR BEARING MAGNETIC HEAD SLIDER
39
Patent #:
Issue Dt:
12/05/1995
Application #:
08384467
Filing Dt:
02/02/1995
Title:
AIR BEARING THIN FILM MAGNETIC HEAD WITH A WEAR-RESISTANT END CAP HAVING ALTERNATING LAMINATION
40
Patent #:
Issue Dt:
09/16/1997
Application #:
08389301
Filing Dt:
02/16/1995
Title:
NOISE DETECTING APPARATUS FOR MAGNETIC HEADS
41
Patent #:
Issue Dt:
12/05/1995
Application #:
08407270
Filing Dt:
03/20/1995
Title:
METHOD OF MAKING A BI-LEVEL COIL FOR A THIN FILM MAGNETIC TRANSDUCER
42
Patent #:
Issue Dt:
05/14/1996
Application #:
08410774
Filing Dt:
03/27/1995
Title:
PLANARIZATION OF AIR BEARING SLIDER SURFACES FOR REACTIVE ION ETCHING OR ION MILLING
43
Patent #:
Issue Dt:
04/01/1997
Application #:
08413071
Filing Dt:
03/20/1995
Title:
MAGNETIC HEAD STRUCTURE WITH REDUCTION OF MAGNETIC DOMAIN INSTABILITY
44
Patent #:
Issue Dt:
10/22/1996
Application #:
08418451
Filing Dt:
12/22/1994
Title:
MAGNETIC HEAD SUSPENSION
45
Patent #:
Issue Dt:
10/29/1996
Application #:
08419760
Filing Dt:
04/10/1995
Title:
NEGATIVE PRESSURE AIR BEARING SLIDER
46
Patent #:
Issue Dt:
02/11/1997
Application #:
08496581
Filing Dt:
06/29/1995
Title:
GIMBAL ASSEMBLY OF A MAGNETIC HEAD SUSPENSION
47
Patent #:
Issue Dt:
11/26/1996
Application #:
08498169
Filing Dt:
07/05/1995
Title:
ALIGNMENT OF MAGNETIC POLES OF THIN FILM TRANSDUCER
48
Patent #:
Issue Dt:
02/25/1997
Application #:
08501950
Filing Dt:
07/13/1995
Title:
ALTITUDE INSENSITIVE AIR BEARING SLIDER
49
Patent #:
Issue Dt:
08/05/1997
Application #:
08505382
Filing Dt:
07/21/1995
Title:
HEAD ARM ASSEMBLY HAVING AN INTEGRAL ARM WITH A PORTION ENCASED IN A RIGID MOLDED MATERIAL
50
Patent #:
Issue Dt:
01/13/1998
Application #:
08508477
Filing Dt:
07/28/1995
Title:
VARIABLE GAP MAGNETORESISTIVE TRANSDUCER AND METHOD OF MAKING THE SAME
51
Patent #:
Issue Dt:
06/30/1998
Application #:
08509118
Filing Dt:
07/31/1995
Title:
METHOD AND APPARATUS FOR CONTROLLING THE LAPPING OF MAGNETIC HEADS
52
Patent #:
Issue Dt:
08/12/1997
Application #:
08529574
Filing Dt:
09/18/1995
Title:
STABILIZATION OF GIANT MAGNETORESISTIVE TRANSDUCERS
53
Patent #:
Issue Dt:
09/01/1998
Application #:
08544090
Filing Dt:
01/18/1996
Title:
APPARATUS AND METHOD FOR TESTING MAGNETIC HEADS USING TRANSLATIONAL SKILLS AND A ROTATABLE ARM
54
Patent #:
Issue Dt:
06/25/1996
Application #:
08547694
Filing Dt:
10/19/1995
Title:
METHOD OF PRODUCING EXCHANGE COUPLED MAGNETIC THIN FILMS WITH POST- DEPOSITION ANNEALING
55
Patent #:
Issue Dt:
08/18/1998
Application #:
08570220
Filing Dt:
12/08/1995
Title:
MAGNETIC DEVICE FOR ROTATING A SUBSTRATE
56
Patent #:
Issue Dt:
05/06/1997
Application #:
08600239
Filing Dt:
02/12/1996
Title:
THIN FILM GIANT MAGNETORESISTIVE CPP TRANSDUCER WITH FLUX GUIDE YOKE STRUCTURE
57
Patent #:
Issue Dt:
08/11/1998
Application #:
08607130
Filing Dt:
02/26/1996
Title:
LOW NOISE MAGNETIC HEAD FOR HIGH FREQUENCY RECORDING
58
Patent #:
Issue Dt:
01/13/1998
Application #:
08619369
Filing Dt:
03/21/1996
Title:
SPIN VALVE MAGNETORESISTIVE TRANSDUCERS HAVING PERMANENT MAGNETS
59
Patent #:
Issue Dt:
08/11/1998
Application #:
08636059
Filing Dt:
04/23/1996
Title:
MAGNETORESISTIVE HEAD USING SENSE CURRENTS OF OPPOSITE POLARITIES
60
Patent #:
Issue Dt:
03/31/1998
Application #:
08648329
Filing Dt:
05/15/1996
Title:
DUAL GAP MAGNETIC HEAD AND METHOD OF MAKING THE SAME
61
Patent #:
Issue Dt:
05/12/1998
Application #:
08648538
Filing Dt:
04/15/1996
Title:
MULTILAYER EXCHANGE COUPLED MAGNETIC POLES WITH APPROXIMATE ZERO MAGNETOSTRICTION
62
Patent #:
Issue Dt:
05/05/1998
Application #:
08657999
Filing Dt:
06/04/1996
Title:
MAGNETORESISTIVE REAS TRANSDUCER WITH EXCHANGE BIASING OF MAGNETORESISTIVE SENSOR AND SOFT ADJACENT LAYER
63
Patent #:
Issue Dt:
04/14/1998
Application #:
08658000
Filing Dt:
06/04/1996
Title:
MAGNETORESISTIVE READ TRANSDUCERS WITH MULTIPLE LONGITUDINAL STABILIZATION LAYERS
64
Patent #:
Issue Dt:
03/10/1998
Application #:
08661749
Filing Dt:
06/11/1996
Title:
THIN FILM MAGNETIC HEAD WITH TRIMMED POLE TIPS ETCHED BY FOCUSED ION BEAM FOR UNDERSHOOT REDUCTIONS
65
Patent #:
Issue Dt:
04/21/1998
Application #:
08666209
Filing Dt:
06/20/1996
Title:
MAGNETIC HEAD HAVING ENCAPSULATED MAGNETORESISTIVE TRANSDUCER AND MULTILAYERED LEAD STRUCTURE
66
Patent #:
Issue Dt:
12/02/1997
Application #:
08673947
Filing Dt:
07/01/1996
Title:
SHIELDED MAGNETIC HEAD HAVING AN INDUCTIVE COIL WITH LOW MUTUAL INDUCTANCE
67
Patent #:
Issue Dt:
05/12/1998
Application #:
08679228
Filing Dt:
07/12/1996
Title:
THIN FILM HEADS WITH INSULATED LAMINATIONS FOR IMPROVED HIGH FREQUENCY PERFORMANCE
68
Patent #:
Issue Dt:
07/21/1998
Application #:
08682270
Filing Dt:
07/17/1996
Title:
COMPACT READ/WRITE HEAD HAVING BIASED GMR ELEMENT
69
Patent #:
Issue Dt:
04/21/1998
Application #:
08682276
Filing Dt:
07/17/1996
Title:
MAGNETORESISTIVE SPIN VALVE SENSOR WITH MULTILAYERED KEEPER
70
Patent #:
Issue Dt:
03/17/1998
Application #:
08684876
Filing Dt:
07/25/1996
Title:
THIN FILM MAGNETIC HEAD AND METHOD OF FABRICATION
71
Patent #:
Issue Dt:
06/23/1998
Application #:
08686273
Filing Dt:
07/25/1996
Title:
HEAD GIMBAL ASSEMBLY WITH TRANSDUCER WIRES ATTACHED AT TWO POINTS TO SLIDER
72
Patent #:
Issue Dt:
11/11/1997
Application #:
08689511
Filing Dt:
08/13/1996
Title:
ROLL BALANCE SUB-AMBIENT PRESSURE AIR BEARING SLIDER
73
Patent #:
Issue Dt:
03/18/1997
Application #:
08696656
Filing Dt:
08/14/1996
Title:
METHOD OF FORMING A THIN FILM MAGNETIC STRUCTURE HAVING FERROMAGNETIC AND ANTIFERROMAGNETIC LAYERS
74
Patent #:
Issue Dt:
01/06/1998
Application #:
08700759
Filing Dt:
12/09/1996
Title:
ALTITUDE INSENSITIVE AIR BEARING SLIDER
75
Patent #:
Issue Dt:
01/06/1998
Application #:
08702961
Filing Dt:
08/26/1996
Title:
BIAS-FREE SYMMETRIC DUAL SPIN VALVE GIAN MAGNETORESISTANCE TRANSDUCER
76
Patent #:
Issue Dt:
08/11/1998
Application #:
08702977
Filing Dt:
08/26/1996
Title:
METHODS AND COMPOSITIONS FOR OPTIMIZING INTERFACIAL PROPERTIES OF MAGNETORESISTIVE SENSORS
77
Patent #:
Issue Dt:
07/08/1997
Application #:
08711301
Filing Dt:
09/03/1996
Title:
MAGNETORESISTIVE READ TRANSDUCER WITH PARTIALLY ABUTTED JUNCTIONS
78
Patent #:
Issue Dt:
08/11/1998
Application #:
08742472
Filing Dt:
11/01/1996
Title:
PLANAR GEOMETRY THIN FILM HEAD WITH SHAPED POLES
79
Patent #:
Issue Dt:
02/10/1998
Application #:
08742473
Filing Dt:
11/01/1996
Title:
ANTIFERROMAGNETIC EXCHANGE BIASING USING BUFFER LAYER
80
Patent #:
Issue Dt:
04/14/1998
Application #:
08748063
Filing Dt:
11/13/1996
Title:
SPIN-VALVE GMR SENSOR WITH INBOUND EXCHANGE STABILIZATION
81
Patent #:
Issue Dt:
04/21/1998
Application #:
08779394
Filing Dt:
01/07/1997
Title:
TRANSMISSIVE OPTICAL AND MAGNETO-OPTICAL DATA STORAGE MEDIA
82
Patent #:
Issue Dt:
04/14/1998
Application #:
08779463
Filing Dt:
01/07/1997
Title:
STATIONARY OPTICAL DATA STORAGE SYSTEM USING HOLOGRAPHIC OR ACOUSTO-OPTICAL DEFLECTION
83
Patent #:
Issue Dt:
06/02/1998
Application #:
08796870
Filing Dt:
02/07/1997
Title:
METHOD FOR ASSEMBLING AND ELECTRICAL TESTING OF A MAGNETIC HEAD
84
Patent #:
Issue Dt:
10/21/1997
Application #:
08796957
Filing Dt:
02/07/1997
Title:
OPTICS METHOD AND FIXTURE FOR ASSEMBLING AND TESTING A MAGNETIC HEAD
85
Patent #:
Issue Dt:
06/16/1998
Application #:
08813118
Filing Dt:
02/07/1997
Title:
THIN FILM MAGNETIC HEAD WITH REDUCED UNDERSHOOT
86
Patent #:
Issue Dt:
08/18/1998
Application #:
08857136
Filing Dt:
05/15/1997
Title:
ADAPTIVE MICRO-ACTUATED HEAD GIMBAL ASSEMBLY
87
Patent #:
Issue Dt:
05/19/1998
Application #:
08858804
Filing Dt:
05/19/1997
Title:
AIR BEARING SLIDER HAVING ETCHED AND SHAPED LEADING EDGE TAPER
88
Patent #:
Issue Dt:
08/18/1998
Application #:
08874075
Filing Dt:
06/12/1997
Title:
SPUTTERING APPARATUS WITH A ROTATING MAGNET ARRAY
89
Patent #:
Issue Dt:
07/21/1998
Application #:
08890392
Filing Dt:
07/09/1997
Title:
THIN FILM MAGNETIC HEAD WITH COMPOUND ANGLED INSULATION LAYER
90
Patent #:
Issue Dt:
03/24/1998
Application #:
08918650
Filing Dt:
08/22/1997
Title:
GIANT MAGNETORESISTIVE TRANSDUCER WITH INCREASED OUTPUT SIGNAL
91
Patent #:
Issue Dt:
06/09/1998
Application #:
08963817
Filing Dt:
03/23/1998
Title:
MULTI-TAPPED COIL HAVING TAPPED SEGMENTS CASADED FOR AMPLIFICATION FOR IMPROVING SIGNAL-TO-NOISE RATIO
Assignor
1
Exec Dt:
08/14/1998
Assignee
1
NEW YORK AGENCY, AS AGENT
425 LEXINGTON AVENUE, SEVENTH FLOOR
NEW YORK, NEW YORK 10017
Correspondence name and address
BROBECK, PHLEGER & HARRISON LLP
JONATHAN N.P. GILLILAND, ESQ.
ONE MARKET
SPEAR STREET TOWER
SAN FRANCISCO, CA 94105

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