Sophia University

Calculating rank

EPO Patents = 1

Forward Citations = 15

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14 inventors (with patents filed for the assignee):

Hiroshi Uchida (3 out of 71 patents)

Makoto Kubota (3 out of 153 patents)

Toshihiro Ifuku (3 out of 64 patents)

4. Hiroshi Funakubo (3 out of 38 patents)

5. Takashi Iijima (3 out of 13 patents)

6. Satoshi Wada (2 out of 75 patents)

7. Jumpei Hayashi (2 out of 58 patents)

8. Kaoru Miura (2 out of 25 patents)

9. Nobuhiro Kumada (2 out of 19 patents)

10. Soichiro Okamura (2 out of 10 patents)

11. Masaki Azuma (2 out of 12 patents)

12. Olga Alexandrovna Smirnova (2 out of 2 patents)

13. Bong-Yeon Lee (1 out of 6 patents)

14. Keisuke Yazawa (1 out of 2 patents)

15. Keisuke Yazawa (0 patent)

3 patents: Sort by Forward Citations

#3,548 in Tokyo

#8,932 in Japan

Forward Citations = 15

14 inventors:

Hiroshi Uchida (3 out of 71 patents)

Makoto Kubota (3 out of 153 patents)

Toshihiro Ifuku (3 out of 64 patents)

4. Hiroshi Funakubo (3 out of 38 patents)

5. Takashi Iijima (3 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sophia University. Retrieved from https://idiyas.com/company/sophia-university

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]

1 patent (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]