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Patent #:
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01/13/1987
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06710982
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Filing Dt:
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03/12/1985
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Title:
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Patent #:
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05/19/1987
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06798264
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Filing Dt:
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11/15/1985
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Title:
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Patent #:
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Issue Dt:
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12/29/1987
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06798265
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Filing Dt:
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11/15/1985
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Title:
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CONSTANT ILLUMINATION, REMOTELY DIMMABLE ELECTRONIC BALLAST
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Issue Dt:
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02/16/1988
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06838467
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Filing Dt:
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04/15/1986
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Title:
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Patent #:
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Issue Dt:
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10/04/1988
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06936809
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Filing Dt:
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12/02/1986
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Title:
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CONDUCTIVE WIRE WITH INTEGRAL ELECTRICAL TERMINAL
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Patent #:
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Issue Dt:
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08/11/1987
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06945223
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Filing Dt:
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12/19/1986
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Title:
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FLUORESCENT LAMP DIMMING SWITCH
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Patent #:
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Issue Dt:
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02/20/1990
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Application #:
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07098580
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Filing Dt:
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09/18/1987
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Title:
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ELECTRONIC BALLAST WITH HIGH VOLTAGE PROTECTION
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Patent #:
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Issue Dt:
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03/14/1989
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07111044
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Filing Dt:
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10/20/1987
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Title:
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ELECTRICAL TERMINAL
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Patent #:
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Issue Dt:
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08/23/1988
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07122577
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Filing Dt:
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11/16/1987
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Title:
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Patent #:
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Issue Dt:
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02/28/1989
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07175951
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Filing Dt:
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03/31/1988
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Title:
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ELECTRICAL COIL WITH TAP TRANSFERRING TO END-LAYER POSITION
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Patent #:
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Issue Dt:
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08/01/1989
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07187369
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Filing Dt:
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04/28/1988
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Title:
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WIRE BOBBIN FOR INDUCTIVE DEVICES
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05/08/1990
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07194744
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Filing Dt:
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05/17/1988
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Title:
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RETENTION CLIP FOR A THERMAL PROTECTION SENSOR
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Patent #:
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Issue Dt:
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08/28/1990
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07331517
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Filing Dt:
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03/31/1989
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Title:
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Patent #:
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Issue Dt:
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06/26/1990
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07449702
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Filing Dt:
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12/11/1989
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Title:
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Patent #:
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Issue Dt:
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07/21/1992
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07541609
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Filing Dt:
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06/21/1990
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Title:
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Patent #:
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04/20/1993
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07657114
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02/19/1991
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Title:
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Patent #:
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11/09/1993
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07680699
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04/04/1991
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Title:
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Patent #:
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Issue Dt:
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09/27/1994
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08006313
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Filing Dt:
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01/19/1993
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Title:
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ELECTRICAL HALF CONNECTOR WITH CONTACT-CENTERING VANES
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Patent #:
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09/27/1994
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08009645
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05/14/1993
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Title:
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FLUORESCENT-LAMP LEADLESS BALLAST WITH IMPROVED CONNECTOR
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Patent #:
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Issue Dt:
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09/20/1994
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08088557
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07/07/1993
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Title:
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Patent #:
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10/31/1995
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08098471
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07/27/1993
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Title:
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04/11/1995
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08128591
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09/28/1993
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Title:
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APPARATUS AND METHOD FOR IMPROVING ASSEMBLY OF LEADLESS BALLASTS INTO FLUORESCENT LUMINAIRES
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08/08/1995
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08148295
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11/08/1993
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Title:
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Patent #:
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12/10/1996
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08190746
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01/31/1994
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Patent #:
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03/25/1997
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08194916
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Filing Dt:
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02/14/1994
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Title:
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POWER FACTOR CORRECTION CIRCUIT
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Patent #:
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Issue Dt:
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10/24/1995
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08202053
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Filing Dt:
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02/25/1994
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Title:
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A BOOSTER DRIVEN INVERTER BALLAST EMPLOYING THE OUTPUT FROM THE INVERTER TO TRIGGER THE BOOSTER
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01/30/1996
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08224811
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Filing Dt:
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04/08/1994
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Title:
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ELECTRICAL CONNECTOR WITH IMPROVED CENTERING OF MATING TERMINAL PINS FOR A FLUORESCENT-LIGHTING BALLAST
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04/23/1996
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08226714
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Filing Dt:
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04/12/1994
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Title:
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SIMPLIFIED BALLAST TRANSFORMER ASSEMBLY
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Patent #:
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Issue Dt:
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03/19/1996
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08227953
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04/15/1994
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Title:
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Patent #:
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Issue Dt:
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03/05/1996
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08257346
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Filing Dt:
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06/09/1994
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Title:
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Patent #:
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Issue Dt:
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03/07/1995
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08266746
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06/28/1994
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Title:
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SELF-DIMMING ELECTRONIC BALLAST
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Patent #:
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Issue Dt:
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12/10/1996
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08306499
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Filing Dt:
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09/15/1994
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Title:
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POWER FACTOR CORRECTING FLYBACK ARRANGEMENT HAVING A RESONANT CAPACITOR ELEMENT CONNECTED ACROSS THE SWITCHING ELEMENT
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07/23/1996
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08376774
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01/23/1995
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Title:
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EXTERNALLY DIMMABLE ELECTRONIC BALLAST
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Patent #:
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Issue Dt:
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10/22/1996
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08385906
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02/09/1995
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Title:
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LOW-COST POWER FACTOR CORRECTION CIRCUIT AND METHOD FOR ELECTRONIC BALLASTS
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03/24/1998
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08395499
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02/24/1995
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Title:
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HYBRID SEQUENCE START BALLAST FOR AN INSTANT START DISCHARGE LAMP
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05/06/1997
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08397574
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03/02/1995
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Title:
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METHOD FOR ASSEMBLING AN INDUCTIVE DEVICE
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02/20/1996
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08416022
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03/31/1995
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Title:
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LAMP PROTECTIVE, ELECTRONIC BALLAST
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02/20/1996
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08436789
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05/08/1995
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Title:
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CAPACITIVE LAMP OUT DETECTOR
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05/12/1998
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08499771
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07/07/1995
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Title:
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UNIVERSAL INPUT DIMMER INTERFACE
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10/06/1998
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08531585
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09/21/1995
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06/24/1997
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08539826
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10/06/1995
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Title:
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04/07/1998
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08576222
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12/21/1995
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Title:
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RECESSED BUSHING STYLE LUMINOUS TUBE TRANSFORMER FEATURING VERSATILE MOUNTING CONFIGURATION
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11/03/1998
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08585399
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01/11/1996
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Title:
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THREE-WAY FLUORESCENT ADAPTER
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03/24/1998
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08613217
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03/08/1996
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Title:
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INTEGRATED-MAGNETIC FILTER HAVING A LOSSY SHUNT
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11/17/1998
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08642562
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05/03/1996
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Title:
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07/22/1997
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08642786
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05/03/1996
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Title:
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DIODE CLAMPING ARRANGEMENT FOR USE IN ELECTRONIC BALLASTS
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06/03/1997
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08644209
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05/10/1996
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Title:
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LAMP PROTECTION CIRCUIT FOR ELECTRONIC BALLASTS
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Issue Dt:
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08/14/2001
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08646470
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05/08/1996
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Title:
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POWER SENSING LAMP PROTECTION CIRCUIT FOR BALLASTS DRIVING GAS DISCHARGE LAMPS
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05/12/1998
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08715873
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09/19/1996
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Title:
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SECONDARY GROUND FAULT PROTECTED LUMINOUS TUBE TRANSFORMER FOR MID-POINT CONNECTED LUMINOUS TUBES
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03/02/1999
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08742355
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11/01/1996
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Title:
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PROGRAMMED-START PARALLEL-RESONANT ELECTRONIC BALLAST
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10/06/1998
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08752646
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11/19/1996
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Title:
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NEON LAMP ISOLATION TRANSFORMER FOR MID-POINT COMMONED NEON LAMPS
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11/09/1999
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08879181
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06/20/1997
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Title:
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ELECTRONIC BALLAST PRODUCING VOLTAGE HAVING TRAPEZOIDAL ENVELOPW FOR INSTANT START LAMPS
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07/18/2000
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08903311
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07/30/1997
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Title:
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HEAT SPREADER FOR ELECTRONIC BALLAST
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09/28/1999
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08/07/1997
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SYMMETRY CONTROL CIRCUIT FOR PRE-HEATING IN ELECTRONIC BALLASTS
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08/04/1998
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08960711
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10/30/1997
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Title:
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ELECTRICAL CONNECTOR WITH IMPROVED SAFETY LATCHING FOR A FLUORESCENT-LIGHTING BALLAST
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07/20/1999
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08995278
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12/19/1997
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Title:
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04/18/2000
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09070885
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04/30/1998
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Title:
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SAFETY CONTROL CIRCUIT FOR DETECTING THE REMOVAL OF LAMPS FROM A BALLAST AND REDUCING THE THROUGH-LAMP LEAKAGE CURRENTS
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10/26/1999
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09079844
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05/15/1998
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Title:
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ELECTRONIC BALLAST WITH FILAMENT CUT-OUT
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Issue Dt:
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08/10/1999
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09122231
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07/24/1998
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Title:
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ELECTRONIC BALLAST THAT MANAGES SWITCHING FREQUENCIES FOR EXTRINSIC PURPOSES
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02/29/2000
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09127200
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07/31/1998
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Title:
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06/13/2000
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09168722
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10/08/1998
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Title:
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METHODS OF MANUFACTURING BALLASTS AND STARTER ASSEMBLIES USED IN GAS DISCHARGE LAMPS
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02/08/2000
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09170144
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10/12/1998
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Title:
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ELECTRONIC BALLAST DERIVING AUXILUARY POWER FROM LAMP OUTPUT
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03/20/2001
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09312973
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05/17/1999
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Title:
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COMPACT FLUORESCENT LAMP AND BALLAST ASSEMBLY WITH AN AIR GAP FOR THERMAL ISOLATION
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10/24/2000
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08/11/1999
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Title:
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ELLECTRONIC BALLAST WITH SELECTIVE LOAD CONTROL
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08/29/2000
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09394865
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09/13/1999
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Title:
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FAST STARTING, SURGE LIMITED, ELECTRONIC BALLAST
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12/25/2001
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11/02/1999
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LIGHT MODULATING ELECTRONIC BALLAST
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01/23/2001
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11/22/1999
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ELECTRIC BALLAST WITH SELECTIVE POWER DISSIPATION
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03/20/2001
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02/18/2000
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Protected dimming control interface for an electronic ballast
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08/28/2001
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05/01/2000
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Title:
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Electronic ballast for one or more lamps
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09/18/2001
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09566252
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05/05/2000
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System and method for limiting through-lamp ground fault currents in non-isolated electronic ballasts
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05/01/2001
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09574902
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05/19/2000
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Combination MH/HPS ballast
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08/20/2002
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09613919
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07/11/2000
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ELECTRONIC BALLAST WITH CROSS-COUPLED OUTPUTS
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08/20/2002
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04/12/2001
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10/18/2001
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Title:
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CABLE REEL STRUCTURE
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04/13/2004
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10066059
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02/01/2002
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08/07/2003
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Title:
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ELECTRONIC BALLAST HAVING OPEN CIRCUIT IN OUTPUT
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11/02/2004
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10187304
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07/01/2002
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SECONDARY GROUND FAULT PROTECTED LUMINOUS TUBE TRANSFORMER
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03/28/2006
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07/29/2003
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02/03/2005
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Title:
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LED DRIVE FOR GENERATING CONSTANT LIGHT OUTPUT
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07/24/2007
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07/31/2003
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12/23/2004
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TRANSIENT DETECTION OF END OF LAMP LIFE CONDITION APPARATUS AND METHOD
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03/21/2006
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10/17/2003
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Publication #:
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Pub Dt:
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05/05/2005
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Title:
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ELECTRONIC BALLAST HAVING END OF LAMP LIFE, OVERHEATING, AND SHUT DOWN PROTECTIONS, AND REIGNITION AND MULTIPLE STRIKING CAPABILITIES
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Patent #:
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Issue Dt:
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10/28/2008
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Application #:
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10726018
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Filing Dt:
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12/02/2003
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Publication #:
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Pub Dt:
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08/10/2006
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Title:
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SOFTWARE CONTROLLED ELECTRONIC DIMMING BALLAST
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