Growing community of inventors

Warren, MI, United States of America

Mark W Simpson

Average Co-Inventor Count = 4.00

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 = 0

Mark W Simpson ↔ Edward Francis Rakiewicz (1 patent)Mark W Simpson ↔ Mark W McMillen (1 patent)Mark W Simpson ↔ James A DeChant (1 patent)Mark W SimpsonMark W Simpson (1 patent)Edward Francis RakiewiczEdward Francis Rakiewicz (19 patents)Mark W McMillenMark W McMillen (11 patents)James A DeChantJames A DeChant (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ppg Industries Ohio, Inc. (1 from 1,743 patents)


1 patent:

1. 9822260 - Pretreatment compositions and methods for coating a metal substrate

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as of
12/27/2025
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