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McMurray, PA, United States of America

Eston F Petry

Average Co-Inventor Count = 2.00

ph-index = 2

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

Eston F PetryRonald W Umphrey (1 patent)Eston F PetryWill B Jamison (1 patent)Eston F PetryEston F Petry (2 patents)Ronald W UmphreyRonald W Umphrey (10 patents)Will B JamisonWill B Jamison (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Continental Oil Company (1 from 304 patents)

2. Consolidation Coal Company (1 from 59 patents)


2 patents:

1. 3957076 - Monorail transportation system

2. 3931936 - Apparatus for crushing solids in a liquid medium

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as of
12/19/2025
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