Growing community of inventors

Dubuque, IA, United States of America

James Mark Johnson

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 = 4

James Mark Johnson ↔ Adam John Eisbach (1 patent)James Mark Johnson ↔ Daniel Philip Ellert-Beck (1 patent)James Mark JohnsonJames Mark Johnson (1 patent)Adam John EisbachAdam John Eisbach (4 patents)Daniel Philip Ellert-BeckDaniel Philip Ellert-Beck (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 8464435 - Offset check gauge for flexible bellows

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12/30/2025
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