Growing community of inventors

Tokyo, Japan

Kokushin Ryu

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

Kokushin Ryu ↔ Taiichi Kaku (1 patent)Kokushin Ryu ↔ Takao Shida (1 patent)Kokushin Ryu ↔ Akira Yagi (1 patent)Kokushin RyuKokushin Ryu (1 patent)Taiichi KakuTaiichi Kaku (3 patents)Takao ShidaTakao Shida (1 patent)Akira YagiAkira Yagi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Bioproducts Ind. Co., Ltd. (1 from 1 patent)


1 patent:

1. 6635620 - Hydroxyproline derivatives

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1/11/2026
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