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John Gibbons
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Macedonia, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Spatially distributed guarded impedance
Patent number
7,414,414
Issue date
Aug 19, 2008
Keithley Instruments, Inc.
James A. Niemann
G01 - MEASURING TESTING
Information
Patent Grant
Electronic gain control for photomultiplier used in gamma camera
Patent number
5,525,794
Issue date
Jun 11, 1996
Summit World Trade Corp.
John C. Gibbons
G01 - MEASURING TESTING
Information
Patent Grant
Gamma camera device
Patent number
5,512,755
Issue date
Apr 30, 1996
Summit World Trade Corp.
David S. Vickers
G01 - MEASURING TESTING
Information
Patent Grant
Electronic gain control for photomultiplier used in gamma camera
Patent number
5,453,610
Issue date
Sep 26, 1995
Summit World Trade Corporation
John C. Gibbons
G01 - MEASURING TESTING
Information
Patent Grant
Multiple adapter response detection circuit
Patent number
5,245,331
Issue date
Sep 14, 1993
Allen-Bradley Company, Inc.
John C. Gibbons
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
Spatially distributed guarded impedance
Publication number
20080018348
Publication date
Jan 24, 2008
James A. Niemann
G01 - MEASURING TESTING