Growing community of inventors

Rockford, MI, United States of America

Robert S Sytsma

Average Co-Inventor Count = 1.00

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

Robert S SytsmaRobert S Sytsma (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Knape & Vogt Manufacturing Company (2 from 81 patents)


2 patents:

1. 11672340 - Suspended storage shelf assembly

2. 11369198 - Suspended storage shelf assembly

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12/12/2025
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