% Expired Patents = 66.7

Forward Citations = 24

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9 inventors (with patents filed for the assignee):

Akira Mizuno (2 out of 31 patents)

Tomokatsu Sato (2 out of 4 patents)

Masanori Suzuki (2 out of 64 patents)

4. Toshihiko Hino (2 out of 6 patents)

5. Akio Sugita (2 out of 14 patents)

6. Haruyuki Togari (2 out of 2 patents)

7. Ichiya Hayakawa (1 out of 1 patent)

8. Kazuo Nakamura (1 out of 1 patent)

9. Masanori Suzuki (1 out of 29 patents)

3 patents: Sort by Forward Citations

#3,543 in Tokyo

#8,922 in Japan

Techno Ryowa Ltd.

Forward Citations = 24

9 inventors:

Akira Mizuno (2 out of 31 patents)

Tomokatsu Sato (2 out of 4 patents)

Masanori Suzuki (2 out of 64 patents)

4. Toshihiko Hino (2 out of 6 patents)

5. Akio Sugita (2 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Techno Ryowa Ltd.. Retrieved from https://idiyas.com/company/techno-ryowa

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]