Growing community of inventors

Hartville, OH, United States of America

Trent A Sponseller

Average Co-Inventor Count = 2.00

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 = 21

Trent A Sponseller ↔ Fred L Massey (1 patent)Trent A SponsellerTrent A Sponseller (1 patent)Fred L MasseyFred L Massey (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Goodyear & Tire Rubber Company (1 from 7,038 patents)


1 patent:

1. 4200731 - Endcapped polyesters

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as of
1/11/2026
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