% Expired Patents = 33.3

Forward Citations = 178

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10 inventors (with patents filed for the assignee):

Tadaoki Mitani (1 out of 6 patents)

Hideki Matsumura (1 out of 9 patents)

Kenichiro Kida (1 out of 1 patent)

4. Shigehira Minami (1 out of 2 patents)

5. Johnson Ahn (1 out of 1 patent)

6. Keisuke Suzuki (1 out of 1 patent)

7. Yoshihiro Iwasa (1 out of 1 patent)

8. Takumi Tera (1 out of 1 patent)

9. Satoru Kitamura (1 out of 1 patent)

10. Hidetaro Omote (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7585703 - Pixel control element selection transfer method, pixel control device mounting device used for pixel control element selection transfer method, wiring formation method after pixel control element transfer, and planar display substrate (2009-09-08),

2. 5851503 - Fullerene compound, manufacturing method, and use (1998-12-22),

3. 4353397 - Apparatus for inserting a weft on an air jet loom (1982-10-12),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#12 in Kanazawa

#8,932 in Japan

Kanazawa, Japan

Ishikawa Seisakusho, Ltd.

Forward Citations = 178

10 inventors:

Tadaoki Mitani (1 out of 6 patents)

Hideki Matsumura (1 out of 9 patents)

Kenichiro Kida (1 out of 1 patent)

4. Shigehira Minami (1 out of 2 patents)

5. Johnson Ahn (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ishikawa Seisakusho, Ltd.. Retrieved from https://idiyas.com/company/ishikawa-seisakusho

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]