Growing community of inventors

Virginia Beach, VA, United States of America

Wilhelmina H Upchurch, Legal Representative

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 = 8

Wilhelmina H Upchurch, Legal Representative ↔ David R Schryer (1 patent)Wilhelmina H Upchurch, Legal RepresentativeWilhelmina H Upchurch, Legal Representative (1 patent)David R SchryerDavid R Schryer (11 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United States of America As Represented by the Administrator of Nasa (1 from 2,449 patents)


1 patent:

1. 7371358 - Catalyst for treatment and control of post-combustion emissions

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as of
12/16/2025
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