For the Inventor, By the Inventor

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Kanto Koatsu

USPTO Granted Patents = 1

Forward Citations = 3

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6 inventors (with patents filed for the assignee):

Nobuo Aoki (1 out of 14 patents)

Tsuyoshi Aoyama (1 out of 3 patents)

Jun Kurita (1 out of 1 patent)

4. Fusaji Shoji (1 out of 31 patents)

5. Toshiyuki Kiriyu (1 out of 1 patent)

6. Yoshinori Matsuzaki (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 5047560 - Process for producing highly pure 3,3',4,4'-biphenyltetracarboxylic acid (1991-09-10),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#5,742 in Tokyo

#15,559 in Japan

Kanto Koatsu

Forward Citations = 3

6 inventors:

Nobuo Aoki (1 out of 14 patents)

Tsuyoshi Aoyama (1 out of 3 patents)

Jun Kurita (1 out of 1 patent)

4. Fusaji Shoji (1 out of 31 patents)

5. Toshiyuki Kiriyu (1 out of 1 patent)

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