Kyowa Kirin Co., Ltd.

Calculating rank

EPO Patents = 2

Forward Citations = 0

Loading Chart...

38 inventors (with patents filed for the assignee):

Rinpei Niwa (2 out of 2 patents)

Kenji Harada (1 out of 85 patents)

Nobutaka Hattori (1 out of 4 patents)

4. Nobuaki Takahashi (1 out of 85 patents)

5. Sayaka Maeda (1 out of 6 patents)

6. Hikaru Miyagi (1 out of 3 patents)

7. Masakazu Homma (1 out of 5 patents)

8. Hiroto Iwai (1 out of 3 patents)

9. Shinya Ogawa (1 out of 12 patents)

10. Junichiro Yamamoto (1 out of 7 patents)

11. Tsuguo Kubota (1 out of 20 patents)

12. Fumikazu Shinohara (1 out of 3 patents)

13. Taiji Oashi (1 out of 3 patents)

14. Makoto Taketo (1 out of 4 patents)

15. Kenji Kawada (1 out of 3 patents)

6 patents: Sort by Forward Citations

#2,470 in Tokyo

#5,993 in Japan

Forward Citations = 0

38 inventors:

Rinpei Niwa (2 out of 2 patents)

Kenji Harada (1 out of 85 patents)

Nobutaka Hattori (1 out of 4 patents)

4. Nobuaki Takahashi (1 out of 85 patents)

5. Sayaka Maeda (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kyowa Kirin Co., Ltd.. Retrieved from https://idiyas.com/company/kyowa-kirin

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]

2 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]