Growing community of inventors

La Porte City, IA, United States of America

Duane William Powell

Average Co-Inventor Count = 1.80

ph-index = 2

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 = 14

Duane William PowellJames A Miller (1 patent)Duane William PowellRobert Lee Wood, Jr (1 patent)Duane William PowellThomas Edward VanVeldhuizen (1 patent)Duane William PowellPeter Paul Johnston (1 patent)Duane William PowellDuane William Powell (3 patents)James A MillerJames A Miller (27 patents)Robert Lee Wood, JrRobert Lee Wood, Jr (10 patents)Thomas Edward VanVeldhuizenThomas Edward VanVeldhuizen (1 patent)Peter Paul JohnstonPeter Paul Johnston (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Deere & Company (2 from 8,490 patents)

2. American Soil Technologies, Inc. (1 from 6 patents)


3 patents:

1. 7117763 - Tool for installing threaded knives with lock nuts

2. 7048070 - Quick coupler assembly with dual hook members

3. 6896070 - Quick coupler assembly with dual hook members

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idiyas.com
as of
12/31/2025
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