Growing community of inventors

Londonderry, NH, United States of America

Patrick Pettengill

Average Co-Inventor Count = 7.00

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

Patrick Pettengill ↔ Robert J Markovsky (1 patent)Patrick Pettengill ↔ Paul E Graham (1 patent)Patrick Pettengill ↔ Kenneth Beauchesne (1 patent)Patrick Pettengill ↔ Lev Pukhovitsky (1 patent)Patrick Pettengill ↔ David Zinland (1 patent)Patrick Pettengill ↔ Christopher Muise (1 patent)Patrick PettengillPatrick Pettengill (1 patent)Robert J MarkovskyRobert J Markovsky (36 patents)Paul E GrahamPaul E Graham (9 patents)Kenneth BeauchesneKenneth Beauchesne (1 patent)Lev PukhovitskyLev Pukhovitsky (1 patent)David ZinlandDavid Zinland (1 patent)Christopher MuiseChristopher Muise (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Charm Sciences, Inc. (1 from 72 patents)


1 patent:

1. 12444254 - Facility access controller

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as of
12/7/2025
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