Growing community of inventors

Hino, Japan

Yasuhiko Kawashima

Average Co-Inventor Count = 4.00

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

Yasuhiko KawashimaShuji Kida (1 patent)Yasuhiko KawashimaSatoshi Nakagawa (1 patent)Yasuhiko KawashimaKosaku Masuda (1 patent)Yasuhiko KawashimaYasuhiko Kawashima (1 patent)Shuji KidaShuji Kida (40 patents)Satoshi NakagawaSatoshi Nakagawa (17 patents)Kosaku MasudaKosaku Masuda (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Konishiroku Photo Industry Co., Ltd. (1 from 1,252 patents)


1 patent:

1. 4774053 - Silver halide photographic light-sensitive material

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12/9/2025
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