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Nippon Kayaku Kabushiki

USPTO Granted Patents = 1

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

Hiroyuki Matsumoto (1 out of 202 patents)

Daisuke Ono (1 out of 6 patents)

Noriko Kajiura (1 out of 11 patents)

4. Yutaka Ishii (1 out of 10 patents)

1 patent: Sort by Forward Citations

1. 7871464 - Anthrapyridone compound or salt thereof, magenta ink composition and colored product (2011-01-18),

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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#5,734 in Tokyo

#15,549 in Japan

Nippon Kayaku Kabushiki

Forward Citations = 11

4 inventors:

Hiroyuki Matsumoto (1 out of 202 patents)

Daisuke Ono (1 out of 6 patents)

Noriko Kajiura (1 out of 11 patents)

4. Yutaka Ishii (1 out of 10 patents)

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