Growing community of inventors

Peotone, IL, United States of America

Darrel Richardson

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

Darrel Richardson ↔ Anthony J Grzesiak (1 patent)Darrel Richardson ↔ David T Vierk (1 patent)Darrel RichardsonDarrel Richardson (1 patent)Anthony J GrzesiakAnthony J Grzesiak (9 patents)David T VierkDavid T Vierk (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Borg-Warner Automotive Gmbh (1 from 338 patents)


1 patent:

1. 5499700 - Double wrap brake band with break-away ties

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1/20/2026
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