Growing community of inventors

Pittsburgh, PA, United States of America

Wilmer B Graybill

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 = 4

Wilmer B Graybill ↔ Malcolm Korach (1 patent)Wilmer B Graybill ↔ Thomas C Jeffery (1 patent)Wilmer B GraybillWilmer B Graybill (2 patents)Malcolm KorachMalcolm Korach (17 patents)Thomas C JefferyThomas C Jeffery (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ppg Industries, Inc. (2 from 2,825 patents)


2 patents:

1. 4370209 - Electrolytic process including recovery and condensation of high

2. 4092846 - Detection of liquid in a gas stream

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as of
1/3/2026
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