Ozeki Corporation

Calculating rank

EPO Patents = 1

Trademarks = 3

Forward Citations = 6

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15 inventors (with patents filed for the assignee):

Takayuki Bogaki (1 out of 2 patents)

Toshitaka Minetoki (1 out of 2 patents)

Masanori Yamato (1 out of 1 patent)

4. Yosky Kataoka (1 out of 2 patents)

5. Yasuhisa Tamura (1 out of 1 patent)

6. Satoshi Kume (1 out of 1 patent)

7. Kazuhisa Hizume (1 out of 1 patent)

8. Satoshi Okazaki (1 out of 1 patent)

9. Miyo Hirata (1 out of 1 patent)

10. Shinya Okuda (1 out of 1 patent)

11. Shizuhiko Ishida (1 out of 1 patent)

12. Yasuo Umehara (1 out of 1 patent)

13. Shunichi Karita (1 out of 1 patent)

14. Masaaki Hamachi (1 out of 1 patent)

15. Yataro Nunokawa (1 out of 1 patent)

2 patents: Sort by Forward Citations

#179 in Hyogo

#11,147 in Japan

Forward Citations = 6

15 inventors:

Takayuki Bogaki (1 out of 2 patents)

Toshitaka Minetoki (1 out of 2 patents)

Masanori Yamato (1 out of 1 patent)

4. Yosky Kataoka (1 out of 2 patents)

5. Yasuhisa Tamura (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ozeki Corporation. Retrieved from https://idiyas.com/company/ozeki

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]

1 patent (EPO):

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]