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John Philip Parry
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Grass Valley, CA, US
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last 30 patents
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Patent Grant
Method and circuit for charging of super capacitor as energy source...
Patent number
7,991,282
Issue date
Aug 2, 2011
National Semiconductor Corporation
William J. McIntyre
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fractional gain circuit with switched capacitors and smoothed gain...
Patent number
7,456,677
Issue date
Nov 25, 2008
National Semiconductor Corporation
Arun Rao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Suppression of parasitic ringing at the output of a switched capaci...
Patent number
7,271,626
Issue date
Sep 18, 2007
National Semiconductor Corporation
Alexander Burinskiy
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus for selective shutdown of devices of an integrated circui...
Patent number
6,351,360
Issue date
Feb 26, 2002
National Semiconductor Corporation
Jeff Kotowski
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Capacitor DC-DC converter with PFM and gain hopping
Patent number
6,055,168
Issue date
Apr 25, 2000
National Semiconductor Corporation
Jeff Kotowski
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Current limit circuit for IGBT spark drive applications
Patent number
5,397,978
Issue date
Mar 14, 1995
Silicon Systems, Inc.
John Parry
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS