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Phillip J. McKenzie
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Houston, TX, US
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last 30 patents
Information
Patent Grant
Computer system including power supply circuit with controlled outp...
Patent number
6,003,139
Issue date
Dec 14, 1999
Compaq Computer Corporation
Philip James McKenzie
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Power limit circuit for computer system
Patent number
5,801,522
Issue date
Sep 1, 1998
Compaq Computer Corporation
Philip James McKenzie
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hot plug protection system
Patent number
5,712,754
Issue date
Jan 27, 1998
Compaq Computer Corporation
Chi Kim Sides
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Circuit for controlling bias voltage used to regulate contrast in a...
Patent number
5,534,889
Issue date
Jul 9, 1996
Compaq Computer Corporation
Daniel B. Reents
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Tapped inductor slave regulating circuit
Patent number
5,336,985
Issue date
Aug 9, 1994
Compaq Computer Corp.
Philip J. McKenzie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Technique for trimming photoresistors and trimmed photoresistors
Patent number
5,309,132
Issue date
May 3, 1994
Compaq Computer Corporation
Nathan A. Mitchell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Constant brightness liquid crystal display backlight control system
Patent number
5,272,327
Issue date
Dec 21, 1993
Compaq Computer Corporation
Nathan A. Mitchell
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS