Growing community of inventors

Mainz-Kastel, Germany

Robert R Johnston

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 = 41

Robert R Johnston ↔ Patrice Lehmann (1 patent)Robert R JohnstonRobert R Johnston (1 patent)Patrice LehmannPatrice Lehmann (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ck Witco Corporation (1 from 25 patents)


1 patent:

1. 6310170 - Compositions of silylated polymer and aminosilane adhesion promoters

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12/31/2025
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