Forward Citations = 6

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5 inventors (with patents filed for the assignee):

Hiromasa Yokoi (1 out of 2 patents)

Toshisuke Matsumura (1 out of 1 patent)

Kiyoshi Koga (1 out of 1 patent)

4. Yukio Kuno (1 out of 1 patent)

5. Akira Torimi (1 out of 1 patent)

1 patent: Sort by Forward Citations

#1,658 in Osaka

#15,759 in Japan

Ok Kizai, Inc.

Forward Citations = 6

5 inventors:

Hiromasa Yokoi (1 out of 2 patents)

Toshisuke Matsumura (1 out of 1 patent)

Kiyoshi Koga (1 out of 1 patent)

4. Yukio Kuno (1 out of 1 patent)

5. Akira Torimi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ok Kizai, Inc.. Retrieved from https://idiyas.com/company/ok-kizai

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]