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USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#3,552 in Tokyo
#8,938 in Japan
Tokyo Cathode Laboratory, Co., Ltd.
Forward Citations = 52
6 inventors:
Tokyo Cathode Laboratory, Co., Ltd.
Calculating rank
% Expired Patents = 33.3
Forward Citations = 52
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6 inventors (with patents filed for the assignee):
Seiki Fuchiyama (1 out of 1 patent)
Noriyasu Kiyota (1 out of 1 patent)
Toshihiro Matsuo (1 out of 3 patents)
4. Akito Kishida (1 out of 3 patents)
5. Shigezo Kudo (1 out of 1 patent)
6. Yasaka Mitsuo (1 out of 1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tokyo Cathode Laboratory, Co., Ltd.. Retrieved from https://idiyas.com/company/tokyo-cathode-laboratory-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]
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]