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Jim Griffiths
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Londonderry, NH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Active bias network circuit for radio frequency amplifier
Patent number
6,373,339
Issue date
Apr 16, 2002
International Business Machines Corporation
Phillip Antognetti
G05 - CONTROLLING REGULATING
Information
Patent Grant
Circuit for efficiently producing low-power radio frequency signals
Patent number
6,317,002
Issue date
Nov 13, 2001
International Business Machines Corporation
James R. Griffiths
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Optimized power amplifier
Patent number
6,297,696
Issue date
Oct 2, 2001
International Business Machines Corporation
Mehdy Abdollahian
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Active bias network circuit for radio frequency amplifier
Patent number
6,259,324
Issue date
Jul 10, 2001
International Business Machines Corporation
Phillip Antognetti
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
Active bias network circuit for radio frequency amplifier
Publication number
20010054934
Publication date
Dec 27, 2001
International Business Machines Corporation
Phillip Antognetti
G05 - CONTROLLING REGULATING