Agc Seimi Chemical., Ltd.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Katsumi Iida (1 out of 1 patent)

Etsuya Kawata (1 out of 2 patents)

Shoji Watanabe (1 out of 1 patent)

4. Kana Kobayashi (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8044219 - Amino group-containing heterocyclic derivatives and sensitizing dyes for photoelectric conversion containing the heterocyclic derivatives (2011-10-25),

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#9 in Chigasaki

#15,762 in Japan

Chigasaki, Japan

Agc Seimi Chemical., Ltd.

Forward Citations = 0

4 inventors:

Katsumi Iida (1 out of 1 patent)

Etsuya Kawata (1 out of 2 patents)

Shoji Watanabe (1 out of 1 patent)

4. Kana Kobayashi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Agc Seimi Chemical., Ltd.. Retrieved from https://idiyas.com/company/agc-seimi-chemical

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]