% Expired Patents = 66.7

Forward Citations = 40

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6 inventors (with patents filed for the assignee):

Yuji Tanaka (1 out of 56 patents)

Yoshioki Oozeki (1 out of 1 patent)

Minoru Kato (1 out of 1 patent)

4. Kando Kobayashi (1 out of 4 patents)

5. Takuo Sugano (1 out of 4 patents)

6. Ho Q Vu (1 out of 1 patent)

3 patents: Sort by Forward Citations

#3,547 in Tokyo

#8,929 in Japan

Tokyo University

Forward Citations = 40

6 inventors:

Yuji Tanaka (1 out of 56 patents)

Yoshioki Oozeki (1 out of 1 patent)

Minoru Kato (1 out of 1 patent)

4. Kando Kobayashi (1 out of 4 patents)

5. Takuo Sugano (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tokyo University. Retrieved from https://idiyas.com/company/tokyo-university

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]