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Kanagawa, Japan

Fujitsu Denso Ltd.

USPTO Granted Patents = 10

Forward Citations = 149

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19 inventors (with patents filed for the assignee):

Hitoshi Umetsu (4 out of 4 patents)

Masahiko Yamaguchi (4 out of 4 patents)

Kazuo Kobayashi (2 out of 90 patents)

4. Hiroyuki Souno (2 out of 2 patents)

5. Mitsunobu Okazumi (2 out of 2 patents)

6. Takayuki Soga (2 out of 2 patents)

7. Koichi Narasaki (2 out of 2 patents)

8. Yoshiki Kubota (1 out of 2 patents)

9. Atsushi Ogawa (1 out of 9 patents)

10. Katsuhiko Nishimura (1 out of 1 patent)

11. Yasuo Ooka (1 out of 1 patent)

12. Naoya Uchida (1 out of 1 patent)

13. Kiyohide Taniguchi (1 out of 1 patent)

14. Takeyoshi Imaki (1 out of 1 patent)

15. Hiroo Tanaka (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 6430063 - Control switch for synchronous rectification circuit of DC-DC converter (2002-08-06),

2. 6361177 - Optical device fixing device (2002-03-26),

3. 6314196 - Fingerprint registering method and fingerprint checking device (2001-11-06),

4. 6275601 - Fingerprinting judging method (2001-08-14),

5. 6144511 - Optical device fixing device (2000-11-07),

6. 6122395 - Fingerprint dictionary image renewing method (2000-09-19),

7. 5995641 - Fingerprint identification device and method of using same (1999-11-30),

8. D393837 - Fingerprint distinction reader (1998-04-28),

9. D389817 - Fingerprint distinction reader (1998-01-27),

10. 4912621 - Current-balance switching regulator (1990-03-27),

Fujitsu Denso Ltd. is a joint venture between Fujitsu Limited and Denso Corporation, specializing in the development and manufacturing of automotive electronics, sensors, and semiconductor components. With a focus on innovation and technology, Fujitsu Denso Ltd. provides cutting-edge solutions for the automotive industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

10 Patents

#135 in Kanagawa

#4,283 in Japan

#54,204 in the World

Kanagawa, Japan

Fujitsu Denso Ltd.

Forward Citations = 149

19 inventors:

Hitoshi Umetsu (4 out of 4 patents)

Masahiko Yamaguchi (4 out of 4 patents)

Kazuo Kobayashi (2 out of 90 patents)

4. Hiroyuki Souno (2 out of 2 patents)

5. Mitsunobu Okazumi (2 out of 2 patents)

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