Growing community of inventors

Chicago, IL, United States of America

James H Laarman

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 = 15

James H LaarmanHans R Rattmann (1 patent)James H LaarmanJames P Clinch (1 patent)James H LaarmanJames H Laarman (1 patent)Hans R RattmannHans R Rattmann (4 patents)James P ClinchJames P Clinch (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eaton Corporation (1 from 5,989 patents)


1 patent:

1. 5256018 - Clip-on fastener

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as of
12/17/2025
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