Growing community of inventors

Kobe, Japan

Soichiro Kozuka

Average Co-Inventor Count = 3.43

ph-index = 2

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 = 9

Soichiro Kozuka ↔ Minoru Yokoshima (1 patent)Soichiro Kozuka ↔ Hitoshi Itani (1 patent)Soichiro Kozuka ↔ Tetsuya Kojimoto (1 patent)Soichiro Kozuka ↔ Masahiro Tanigawa (1 patent)Soichiro Kozuka ↔ Yasuchika Itoh (1 patent)Soichiro KozukaSoichiro Kozuka (2 patents)Minoru YokoshimaMinoru Yokoshima (30 patents)Hitoshi ItaniHitoshi Itani (6 patents)Tetsuya KojimotoTetsuya Kojimoto (3 patents)Masahiro TanigawaMasahiro Tanigawa (1 patent)Yasuchika ItohYasuchika Itoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Rubber Industries Limited (2 from 4,423 patents)

2. Nippon Kayaku Kabushiki Kaisha (1 from 775 patents)


2 patents:

1. 5320337 - Paper separating member for paper feeding device

2. 5098973 - Hardening resin composition

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as of
12/30/2025
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