Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#4,366 in Tokyo
#11,133 in Japan
Kazuhiko Ishihara
Forward Citations = 0
4 inventors:
Kazuhiko Ishihara
% Expired Patents = 100.0
Forward Citations = 0
Loading Chart...
Loading Chart...
4 inventors (with patents filed for the assignee):
Kazuhiko Ishihara (2 out of 9 patents)
Kazuyuki Miyazawa (1 out of 38 patents)
Fumio Takagi (1 out of 31 patents)
4. Yukimitsu Suda (1 out of 14 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kazuhiko Ishihara. Retrieved from https://idiyas.com/company/kazuhiko-ishihara
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]
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]