% Expired Patents = 25.0

EPO Patents = 1

Forward Citations = 9

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22 inventors (with patents filed for the assignee):

Kazuki Ohara (1 out of 5 patents)

Tokunori Yamamoto (1 out of 3 patents)

Yoshihisa Matsukawa (1 out of 2 patents)

4. Yasuhito Funahashi (1 out of 2 patents)

5. Momokazu Gotoh (1 out of 2 patents)

6. Motoyasu Sato (1 out of 2 patents)

7. Sadatsugu Takayama (1 out of 1 patent)

8. Masatoshi Mizuno (1 out of 1 patent)

9. Seizo Obata (1 out of 1 patent)

10. Tadashi Shimada (1 out of 1 patent)

11. Toshio Hirai (1 out of 1 patent)

12. Tadashi Fujii (1 out of 1 patent)

13. Satoshi Horibe (1 out of 1 patent)

14. Tomihisa Ishii (1 out of 1 patent)

15. Tetsuji Ohashi (1 out of 1 patent)

4 patents: Sort by Forward Citations

#283 in

#7,573 in Japan

Gifu Prefecture

Forward Citations = 9

22 inventors:

Kazuki Ohara (1 out of 5 patents)

Tokunori Yamamoto (1 out of 3 patents)

Yoshihisa Matsukawa (1 out of 2 patents)

4. Yasuhito Funahashi (1 out of 2 patents)

5. Momokazu Gotoh (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gifu Prefecture. Retrieved from https://idiyas.com/company/gifu-prefecture

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]

1 patent (EPO):

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]