Growing community of inventors

Grand Rapids, MI, United States of America

Simon W Oppenhuizen

Average Co-Inventor Count = 3.00

ph-index = 3

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 = 85

Simon W OppenhuizenRobert L Knapp (3 patents)Simon W OppenhuizenLeif Blodee (3 patents)Simon W OppenhuizenSimon W Oppenhuizen (3 patents)Robert L KnappRobert L Knapp (33 patents)Leif BlodeeLeif Blodee (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. American Seating Company (3 from 86 patents)


3 patents:

1. 4338990 - Panel wall systems with modular component build-up

2. 4265502 - Panel wall systems with modular component build-up

3. 4123879 - Panel wall systems with modular component build-up

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as of
12/21/2025
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