Ashiya, Japan

Nihon Chemical Research Co., Ltd.


USPTO Granted Patents = 3

Forward Citations = 168

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6 inventors (with patents filed for the assignee):

goldMedal Hiromichi Ishikawa (2 out of 9 patents)

silverMedal Shinichi Koni (2 out of 2 patents)

bronzeMedal Sei Kirihara (1 out of 2 patents)

4 Koichi Sugita (1 out of 1 patent)

5 Yutaka Igarashi (1 out of 1 patent)

6 Ukio Ueyama (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#1 in Ashiya

#8,780 in Japan

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Ashiya, Japan
Forward Citations = 168

6 inventors:

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