% Expired Patents = 50.0

Forward Citations = 1

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13 inventors (with patents filed for the assignee):

Ken-ichi Komori (1 out of 10 patents)

Masahiko Hagihara (1 out of 29 patents)

Hidetoshi Sunamoto (1 out of 8 patents)

4. Timo Reunamaki (1 out of 5 patents)

5. Pertti Pellinen (1 out of 2 patents)

6. Olli Oksala (1 out of 5 patents)

7. Kari Lehmussaari (1 out of 6 patents)

8. Hiroshi Nishida (1 out of 8 patents)

9. Kazutaka Kido (1 out of 8 patents)

10. Takeshi Matsugi (1 out of 7 patents)

11. Tadashi Nakajima (1 out of 6 patents)

12. Masakazu Hatano (1 out of 4 patents)

13. Hideaki Hara (1 out of 4 patents)

2 patents: Sort by Forward Citations

1. 10864159 - Method and composition for treating ocular hypertension and glaucoma (2020-12-15),

2. 7855222 - Methods for treating a disease in which Rho kinase is involved (2010-12-21),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#1,147 in Osaka

#11,133 in Japan

Osaka, Japan

Santen Pharmaceuticalco., Ltd.

Forward Citations = 1

13 inventors:

Ken-ichi Komori (1 out of 10 patents)

Masahiko Hagihara (1 out of 29 patents)

Hidetoshi Sunamoto (1 out of 8 patents)

4. Timo Reunamaki (1 out of 5 patents)

5. Pertti Pellinen (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Santen Pharmaceuticalco., Ltd.. Retrieved from https://idiyas.com/company/santen-pharmaceuticalco

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]