% Expired Patents = 33.3

Forward Citations = 126

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16 inventors (with patents filed for the assignee):

Yasuyuki Hara (1 out of 14 patents)

Naoki Sotoma (1 out of 9 patents)

Tatsuya Kato (1 out of 99 patents)

4. Kenji Inoue (1 out of 93 patents)

5. Hirokazu Takahashi (1 out of 122 patents)

6. Shinji Hara (1 out of 100 patents)

7. Fumio Uchikoba (1 out of 24 patents)

8. Tetsuya Roppongi (1 out of 76 patents)

9. Katsuo Sato (1 out of 31 patents)

10. Katsumi Kawasaki (1 out of 19 patents)

11. Zhengyao Tang (1 out of 1 patent)

12. Katsuhiko Igarashi (1 out of 11 patents)

13. Tomoko Nakamura (1 out of 9 patents)

14. Kiyoshi Uchida (1 out of 9 patents)

15. Hajime Utsunomiya (1 out of 76 patents)

6 patents: Sort by Forward Citations

#2,469 in Tokyo

#5,989 in Japan

Tdk Corpoartion

Forward Citations = 126

16 inventors:

Yasuyuki Hara (1 out of 14 patents)

Naoki Sotoma (1 out of 9 patents)

Tatsuya Kato (1 out of 99 patents)

4. Kenji Inoue (1 out of 93 patents)

5. Hirokazu Takahashi (1 out of 122 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tdk Corpoartion. Retrieved from https://idiyas.com/company/tdk-corporation

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]