Growing community of inventors

San Jose, CA, United States of America

John E Gilchrist

Average Co-Inventor Count = 1.50

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 = 24

John E GilchristLeonard J Peterson (1 patent)John E GilchristTom Walsh (1 patent)John E GilchristJohn E Gilchrist (2 patents)Leonard J PetersonLeonard J Peterson (5 patents)Tom WalshTom Walsh (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 832,843 patents)


2 patents:

1. 6266834 - Multi-functional roofing tool

2. 4009686 - Bird perch

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12/28/2025
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