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Japan Bioproducts Ind. Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 1

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4 inventors (with patents filed for the assignee):

Taiichi Kaku (1 out of 3 patents)

Kokushin Ryu (1 out of 1 patent)

Takao Shida (1 out of 1 patent)

4. Akira Yagi (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 6635620 - Hydroxyproline derivatives (2003-10-21),

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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#5,734 in Tokyo

#15,549 in Japan

Japan Bioproducts Ind. Co., Ltd.

Forward Citations = 1

4 inventors:

Taiichi Kaku (1 out of 3 patents)

Kokushin Ryu (1 out of 1 patent)

Takao Shida (1 out of 1 patent)

4. Akira Yagi (1 out of 1 patent)

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