Growing community of inventors

New Philadelphia, OH, United States of America

David A Simmons

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 = 0

David A SimmonsPatrick M McCarthy (1 patent)David A SimmonsDavid A Simmons (1 patent)Patrick M McCarthyPatrick M McCarthy (32 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Extreme Shooting Products Ltd (1 from 1 patent)


1 patent:

1. 8863424 - Sear for converting a pull trigger into a release trigger

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