Growing community of inventors

West Deer Township, PA, United States of America

Leigh A Humbert

Average Co-Inventor Count = 6.00

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 = 7

Leigh A Humbert ↔ Gregory J McCollum (1 patent)Leigh A Humbert ↔ Karl F Schimmel (1 patent)Leigh A Humbert ↔ James A Claar (1 patent)Leigh A Humbert ↔ Stephen John Thomas (1 patent)Leigh A Humbert ↔ Joseph M Carney (1 patent)Leigh A HumbertLeigh A Humbert (1 patent)Gregory J McCollumGregory J McCollum (137 patents)Karl F SchimmelKarl F Schimmel (55 patents)James A ClaarJames A Claar (35 patents)Stephen John ThomasStephen John Thomas (26 patents)Joseph M CarneyJoseph M Carney (17 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 5612416 - Unsaturated hydroxy diester copolymers and their use in coating

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as of
12/6/2025
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