Growing community of inventors

East Dundee, IL, United States of America

John Clayton Janson

Average Co-Inventor Count = 1.43

ph-index = 5

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 = 56

John Clayton JansonGuojue Yan (2 patents)John Clayton JansonSteven A Erbach (2 patents)John Clayton JansonTimothy J Shipley (2 patents)John Clayton JansonJohn Clayton Janson (5 patents)Guojue YanGuojue Yan (3 patents)Steven A ErbachSteven A Erbach (2 patents)Timothy J ShipleyTimothy J Shipley (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Wmh Tool Group, Inc. (3 from 32 patents)

2. Walter Meier (manufacturing) Inc. (2 from 13 patents)


5 patents:

1. 8282088 - Parallel clamp and accessories therefor

2. 7798478 - Parallel clamp and accessories therefor

3. 7108593 - Power tool adjustable handle assembly

4. D516398 - Power tool housing

5. D511953 - Power tool housing

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as of
1/2/2026
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