Growing community of inventors

Springfield, PA, United States of America

Eric W Vessey

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 = 12

Eric W Vessey ↔ Klaus Robert Lange (1 patent)Eric W Vessey ↔ James R Miller (1 patent)Eric W VesseyEric W Vessey (1 patent)Klaus Robert LangeKlaus Robert Lange (2 patents)James R MillerJames R Miller (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Philadephia Quartz Company (1 from 1 patent)


1 patent:

1. 4029513 - Surface treated silica

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1/14/2026
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