% Expired Patents = 50.0

Forward Citations = 70

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14 inventors (with patents filed for the assignee):

Masayoshi Onishi (3 out of 4 patents)

Koichi Ozaki (2 out of 5 patents)

Yasuaki Wakizaka (1 out of 1 patent)

4. Yoshitaka Matsuda (1 out of 1 patent)

5. Yoshie Arai (1 out of 2 patents)

6. Hiroshi Okubo (1 out of 1 patent)

7. Yoshinari Yasuda (1 out of 1 patent)

8. Hiroyoshi Takagi (1 out of 10 patents)

9. Toshio Oshima (1 out of 14 patents)

10. Seiji Kegai (1 out of 2 patents)

11. Kaname Tamada (1 out of 3 patents)

12. Kunio Kamimura (1 out of 1 patent)

13. Kunitoshi Ohashi (1 out of 1 patent)

14. Masashi Takahashi (1 out of 38 patents)

4 patents: Sort by Forward Citations

1. 7673805 - Mini card adapter (2010-03-09),

2. 7189766 - Ink for printing, printed matter, printing method and printer (2007-03-13),

3. 5725819 - Injection molding method for board for IC card (1998-03-10),

4. 5608225 - Fluorescent detecting apparatus and method (1997-03-04),

Maxell Seiki, Ltd. is a leading manufacturer of precision machined components and assemblies for various industries. With over 50 years of experience, we specialize in producing high-quality parts with tight tolerances and complex geometries. Our state-of-the-art technology and dedication to customer satisfaction have earned us a reputation for excellence in the industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

4 Patents

#206 in Kyoto 615-0031

#7,601 in Japan

Kyoto, Japan

Maxell Seiki, Ltd.