% Expired Patents = 100.0

EPO Patents = 2

Forward Citations = 5

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10 inventors (with patents filed for the assignee):

Seiji Abe (1 out of 2 patents)

Masaki Nishimura (1 out of 2 patents)

Takeshi Nishiyama (1 out of 1 patent)

4. Mitsuo Omori (1 out of 1 patent)

5. Eiji Tsukamoto (1 out of 1 patent)

6. Masahiro Hosoda (1 out of 3 patents)

7. Hideharu Yamamoto (1 out of 1 patent)

8. Minoru Fujii (1 out of 1 patent)

9. Shuhei Kurata (1 out of 1 patent)

10. Kunio Akasaki (1 out of 1 patent)

11. Yoshiaki Kurushima (1 patent)

12. Masahiro Mizuma (0 patent)

13. Kiyoshi Nakagawa (0 patent)

14. Seiji c/o Unitika Fibers Ltd Uji Plant Abe (0 patent)

15. Kenji c/o Unitika Fibers Ltd Uji Plant Chizuka (0 patent)

1 patent: Sort by Forward Citations

#1,657 in Osaka

#15,745 in Japan

Unitika Fibers Ltd.

Forward Citations = 5

10 inventors:

Seiji Abe (1 out of 2 patents)

Masaki Nishimura (1 out of 2 patents)

Takeshi Nishiyama (1 out of 1 patent)

4. Mitsuo Omori (1 out of 1 patent)

5. Eiji Tsukamoto (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Unitika Fibers Ltd.. Retrieved from https://idiyas.com/company/unitika-fibers

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]