Growing community of inventors

Rochester, NY, United States of America

Peter R Johns

Average Co-Inventor Count = 3.00

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 = 1

Peter R Johns ↔ Charles G Barlow (1 patent)Peter R Johns ↔ Peter D Sills (1 patent)Peter R JohnsPeter R Johns (1 patent)Charles G BarlowCharles G Barlow (6 patents)Peter D SillsPeter D Sills (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Minnesota Mining and Manufacturing Company (1 from 7,865 patents)


1 patent:

1. 5556742 - Noble metal complexes to sensitize silver halide emulsions

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as of
12/29/2025
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