Forward Citations = 0

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9 inventors (with patents filed for the assignee):

Fujio Okumura (1 out of 106 patents)

Takahiko Kanamori (1 out of 6 patents)

Ken Sumiyoshi (1 out of 115 patents)

4. Kouji Mimura (1 out of 6 patents)

5. Shigetoshi Hayata (1 out of 1 patent)

6. Tamio Uchino (1 out of 1 patent)

7. Yoshiaki Furuya (1 out of 1 patent)

8. Youhei Saitou (1 out of 1 patent)

9. Katsuhisa Ishii (1 out of 1 patent)

1 patent: Sort by Forward Citations

#170 in Fukuoka

#15,759 in Japan

Seiko Company, Ltd.

Forward Citations = 0

9 inventors:

Fujio Okumura (1 out of 106 patents)

Takahiko Kanamori (1 out of 6 patents)

Ken Sumiyoshi (1 out of 115 patents)

4. Kouji Mimura (1 out of 6 patents)

5. Shigetoshi Hayata (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Seiko Company, Ltd.. Retrieved from https://idiyas.com/company/seiko-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]