Growing community of inventors

Evans Mills, NY, United States of America

Richard V Hansen

Average Co-Inventor Count = 2.00

ph-index = 1

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 = 5

Richard V HansenGerald H Shaff (1 patent)Richard V HansenRichard V Hansen (1 patent)Gerald H ShaffGerald H Shaff (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gerole Enterprises, Inc. (1 from 1 patent)


1 patent:

1. 6688033 - Ice fishing device

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