Growing community of inventors

Broken Arrow, OK, United States of America

Brian Holdeman

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 = 0

Brian Holdeman ↔ Daryl Toole (1 patent)Brian HoldemanBrian Holdeman (1 patent)Daryl TooleDaryl Toole (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bpg-arrowhead Winch Inc. (1 from 3 patents)


1 patent:

1. 12404155 - Winch or hoist having a gearbox with high-contact ratio gears

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as of
12/17/2025
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