Growing community of inventors

Bigfork, MT, United States of America

Duane L Johnson

Average Co-Inventor Count = 2.25

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 = 94

Duane L JohnsonJames W Lambert (2 patents)Duane L JohnsonDavid C Sands (1 patent)Duane L JohnsonBettie C Stanislao (1 patent)Duane L JohnsonDuane L Johnson (3 patents)James W LambertJames W Lambert (2 patents)David C SandsDavid C Sands (8 patents)Bettie C StanislaoBettie C Stanislao (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,966 patents)

2. Montana State University (1 from 124 patents)

3. Agro Management Group, Inc. (1 from 1 patent)


3 patents:

1. 7901725 - Production of gluten-free food products using timothy grass

2. 6531430 - Engines lubricated with vegetable oil lubricants

3. 5888947 - Vegetable oil lubricants for internal combustion engines and total loss

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idiyas.com
as of
1/19/2026
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