Growing community of inventors

Marion, OH, United States of America

Theodore M Willgrubs

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 = 11

Theodore M Willgrubs ↔ Ronald E Abbott (1 patent)Theodore M WillgrubsTheodore M Willgrubs (1 patent)Ronald E AbbottRonald E Abbott (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gpx Corp. (1 from 12 patents)


1 patent:

1. 5839213 - Dipper door actuated lube pumping system

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1/19/2026
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