Growing community of inventors

Laguna Woods, CA, United States of America

John R Coupland

Average Co-Inventor Count = 1.33

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 4

John R CouplandPaul E Fish (1 patent)John R CouplandJohn R Coupland (2 patents)Paul E FishPaul E Fish (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 833,002 patents)

2. Eads North America, Inc. (1 from 8 patents)


2 patents:

1. 8917487 - Method and circuit for detecting and providing protection against an overvoltage condition

2. 8405455 - Amplifier and method for linearizing same

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