EPO Patents = 4

Forward Citations = 0

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17 inventors (with patents filed for the assignee):

Kota Sakata (3 out of 9 patents)

Kotaro Fujiwara (2 out of 16 patents)

Yusuke Ishii (2 out of 24 patents)

4. Hideaki Hoshino (1 out of 18 patents)

5. Yuichi Okuyama (1 out of 42 patents)

6. Hiromichi Saito (1 out of 17 patents)

7. Takanori Suzuki (1 out of 62 patents)

8. Toshimasa Tanaka (1 out of 33 patents)

9. Shigeru Hayakawa (1 out of 13 patents)

10. Hideaki Soyama (1 out of 8 patents)

11. Tomoaki Kurihara (1 out of 4 patents)

12. Mitsuaki Isahai (1 out of 2 patents)

13. Koji Watase (1 out of 1 patent)

14. Masaaki Sasaki (96 patents)

15. Tetsuya Ishizuka (1 patent)

8 patents: Sort by Forward Citations

#2,151 in Tokyo

#5,049 in Japan

Yoshino Kogyosho., Ltd.

Forward Citations = 0

17 inventors:

Kota Sakata (3 out of 9 patents)

Kotaro Fujiwara (2 out of 16 patents)

Yusuke Ishii (2 out of 24 patents)

4. Hideaki Hoshino (1 out of 18 patents)

5. Yuichi Okuyama (1 out of 42 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Yoshino Kogyosho., Ltd.. Retrieved from https://idiyas.com/company/yoshino-kogyosho

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]

4 patents (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]