Growing community of inventors

Grapevine, TX, United States of America

Douglas Howard Hamelwright

Average Co-Inventor Count = 3.00

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 = 1

Douglas Howard HamelwrightTimothy Brian Carr (1 patent)Douglas Howard HamelwrightJoshua Andrew Emrich (1 patent)Douglas Howard HamelwrightDouglas Howard Hamelwright (1 patent)Timothy Brian CarrTimothy Brian Carr (27 patents)Joshua Andrew EmrichJoshua Andrew Emrich (17 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Textron Innovations Inc. (1 from 1,602 patents)


1 patent:

1. 11873111 - Fuel cell protection system

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12/5/2025
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