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USPTO Data Jan 1 1976 - Oct 20 2026
3 Patents
#3,548 in Tokyo
#8,932 in Japan
Sony Corportation
Forward Citations = 6
7 inventors:
Sony Corportation
% Expired Patents = 66.7
Forward Citations = 6
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7 inventors (with patents filed for the assignee):
Kazuyuki Takahashi (1 out of 106 patents)
Seiji Kobayashi (1 out of 230 patents)
Koji Miura (1 out of 43 patents)
4. Tatsuya Oiwa (1 out of 11 patents)
5. Kimihiro Saito (1 out of 83 patents)
6. Yojiro Sumi (1 out of 3 patents)
7. Tsutomu Toyoguchi (1 out of 10 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sony Corportation. Retrieved from https://idiyas.com/company/sony-corportation
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]