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Gibsonia, PA, United States of America

P Richard Hergenrother

Average Co-Inventor Count = 2.06

ph-index = 4

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 = 70

P Richard Hergenrother ↔ Richard R Roesler (4 patents)P Richard Hergenrother ↔ Edward P Squiller (2 patents)P Richard Hergenrother ↔ Lyubov K Gindin (2 patents)P Richard Hergenrother ↔ William E Slack (1 patent)P Richard HergenrotherP Richard Hergenrother (6 patents)Richard R RoeslerRichard R Roesler (56 patents)Edward P SquillerEdward P Squiller (46 patents)Lyubov K GindinLyubov K Gindin (10 patents)William E SlackWilliam E Slack (81 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bayer Corporation (3 from 1,013 patents)

2. Bayer Materialscience, LLC (2 from 178 patents)

3. Koppers Company, Inc. (1 from 297 patents)


6 patents:

1. 7057000 - Two-component coating compositions containing silane adhesion promoters

2. 6797799 - High 2,4′-diphenylmethane diisocyanate content prepolymers

3. 6444325 - Two-component coating compositions containing silane adhesion promoters

4. 6355829 - Aspartate-terminated urea/urethane prepolymers and their use in coating compositions

5. 6183870 - Coating compositions containing polyisocyanates and aspartate-terminated urea/urethane prepolymers

6. 4222916 - Rubberized coal tar pitch emulsion

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as of
1/10/2026
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