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USPTO Data Jan 1 1976 - Oct 6 2026
3 Patents
#78 in Hiroshima, 729-3431
#8,922 in Japan
Hiroshima Prefecture
Forward Citations = 17
14 inventors:
Hiroshima Prefecture
EPO Patents = 3
Forward Citations = 17
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14 inventors (with patents filed for the assignee):
Nobuyuki Yasumaru (1 out of 6 patents)
Takeharu Suga (1 out of 10 patents)
Masaharu Okamura (1 out of 6 patents)
4. Hiroshi Ahagon (1 out of 1 patent)
5. Hiroharu Kojima (1 out of 1 patent)
6. Norio Nawachi (1 out of 1 patent)
7. Akira Yamamoto (1 out of 1 patent)
8. Minoru Komeyasu (1 out of 1 patent)
9. Yoshisuke Miura (1 out of 1 patent)
10. Hiroyoshi Sakai (1 out of 1 patent)
11. Tetsuri Ariyama (1 out of 2 patents)
12. Hideki Ochiai (1 out of 2 patents)
13. Minoru Matsushima (1 out of 2 patents)
14. Rie Fukuhara (1 out of 1 patent)
15. Masaaki Mitomi (26 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hiroshima Prefecture. Retrieved from https://idiyas.com/company/hiroshima-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]
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]
3 patents (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]