Growing community of inventors

El Cajon, CA, United States of America

Douglas Shepherd

Average Co-Inventor Count = 4.00

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

Douglas ShepherdJeffrey J Spiegelman (1 patent)Douglas ShepherdRussell J Holmes (1 patent)Douglas ShepherdZohreh Shamsi (1 patent)Douglas ShepherdDouglas Shepherd (1 patent)Jeffrey J SpiegelmanJeffrey J Spiegelman (53 patents)Russell J HolmesRussell J Holmes (16 patents)Zohreh ShamsiZohreh Shamsi (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rasirc, Inc. (1 from 23 patents)


1 patent:

1. 11154792 - Methods and systems for generating process gases

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12/15/2025
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