Nihon Kaisu Co., Ltd.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 5

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5 inventors (with patents filed for the assignee):

Takashi Sakuma (1 out of 9 patents)

Takeshi Izumi (1 out of 21 patents)

Makoto Komatsu (1 out of 76 patents)

4. Toru Shibuya (1 out of 1 patent)

5. Tomohiko Ito (1 out of 7 patents)

1 patent: Sort by Forward Citations

1. 10388419 - Adsorbent for adsorbing iodine compounds and/or antimony, method for preparing said adsorbent, and method and apparatus for treating radioactive waste liquid by using said absorbent (2019-08-20),

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#6,105 in Tokyo

#15,762 in Japan

Tokyo, Japan

Nihon Kaisu Co., Ltd.

Forward Citations = 5

5 inventors:

Takashi Sakuma (1 out of 9 patents)

Takeshi Izumi (1 out of 21 patents)

Makoto Komatsu (1 out of 76 patents)

4. Toru Shibuya (1 out of 1 patent)

5. Tomohiko Ito (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nihon Kaisu Co., Ltd.. Retrieved from https://idiyas.com/company/nihon-kaisu-company

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]