Forward Citations = 70

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17 inventors (with patents filed for the assignee):

Yukihiro Seki (1 out of 20 patents)

Takashi Tsunehiro (1 out of 61 patents)

Kunihiro Katayama (1 out of 107 patents)

4. Jun Kitahara (1 out of 37 patents)

5. Hajime Yamagami (1 out of 28 patents)

6. Kenichi Kaki (1 out of 38 patents)

7. Takashi Totsuka (1 out of 64 patents)

8. Ryuichi Hattori (1 out of 22 patents)

9. Tsunehiro Tobita (1 out of 27 patents)

10. Takeshi Wada (1 out of 42 patents)

11. Manabu Saito (1 out of 7 patents)

12. Yosio Takaya (1 out of 6 patents)

13. Takao Okubo (1 out of 12 patents)

14. Masamichi Kishi (1 out of 8 patents)

15. Shigeru Kadowaki (1 out of 8 patents)

1 patent: Sort by Forward Citations

#6,094 in Tokyo

#15,745 in Japan

Hitachi Ulsi

Forward Citations = 70

17 inventors:

Yukihiro Seki (1 out of 20 patents)

Takashi Tsunehiro (1 out of 61 patents)

Kunihiro Katayama (1 out of 107 patents)

4. Jun Kitahara (1 out of 37 patents)

5. Hajime Yamagami (1 out of 28 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hitachi Ulsi. Retrieved from https://idiyas.com/company/hitachi-ulsi

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]