Forward Citations = 14

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7 inventors (with patents filed for the assignee):

Masayuki Ishikawa (1 out of 143 patents)

Akiko Sugimoto (1 out of 4 patents)

Yukuo Eguchi (1 out of 4 patents)

4. Soyao Moriguchi (1 out of 7 patents)

5. Fujinori Sasaki (1 out of 1 patent)

6. Hisashi Ebisawa (1 out of 2 patents)

7. Katsuhiko Gotoh (1 out of 1 patent)

1 patent: Sort by Forward Citations

#6,094 in Tokyo

#15,745 in Japan

Masayuki Ishikawa

Forward Citations = 14

7 inventors:

Masayuki Ishikawa (1 out of 143 patents)

Akiko Sugimoto (1 out of 4 patents)

Yukuo Eguchi (1 out of 4 patents)

4. Soyao Moriguchi (1 out of 7 patents)

5. Fujinori Sasaki (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Masayuki Ishikawa. Retrieved from https://idiyas.com/company/masayuki-ishikawa

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]