Forward Citations = 6

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6 inventors (with patents filed for the assignee):

Kazuo Sato (1 out of 85 patents)

Hiroto Hayashi (1 out of 1 patent)

Keiichi Takano (1 out of 1 patent)

4. Shouji Togashi (1 out of 1 patent)

5. Hideo Kamijo (1 out of 1 patent)

6. Tsutomu Komine (1 out of 2 patents)

2 patents: Sort by Forward Citations

#1 in Okegawa

#11,133 in Japan

Kokusai Chart Corporation

Forward Citations = 6

6 inventors:

Kazuo Sato (1 out of 85 patents)

Hiroto Hayashi (1 out of 1 patent)

Keiichi Takano (1 out of 1 patent)

4. Shouji Togashi (1 out of 1 patent)

5. Hideo Kamijo (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kokusai Chart Corporation. Retrieved from https://idiyas.com/company/kokusai-chart

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]