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Seiko Precision Inc.

USPTO Granted Patents = 254

EPO Patents = 1

Forward Citations = 817

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160 inventors (with patents filed for the assignee):

Hiroshi Takahashi (34 out of 71 patents)

Yoichi Nakano (29 out of 31 patents)

Seiichi Oishi (27 out of 27 patents)

4. Hisashi Kawamoto (24 out of 26 patents)

5. Shoichi Tokura (19 out of 19 patents)

6. Takashi Nakano (14 out of 23 patents)

7. Hajime Oda (12 out of 40 patents)

8. Mitsuru Suzuki (11 out of 11 patents)

9. Phichet Numnual (11 out of 11 patents)

10. Kenichi Kudo (10 out of 12 patents)

11. Minori Murata (10 out of 10 patents)

12. Chiaki Nemoto (10 out of 10 patents)

13. Kazuo Akimoto (10 out of 25 patents)

14. Motoharu Sakurai (9 out of 10 patents)

15. Koji Yoneda (9 out of 9 patents)

Core Competencies:

Gear Box

Blade Drive Device

Imaging Apparatus

Focal Plane Shutter

Optical Instrument

Diaphragm Device

Actuator

Time Recorder

Optical Apparatus

Digital Camera

X-Ray Processing Device

Printing Apparatus

254 patents: Sort by Forward Citations

1. 10670134 - Gear box, driving device, and electronic apparatus (2020-06-02),

2. 10281800 - Blade drive device and optical instrument (2019-05-07),

3. 10281799 - Imaging apparatus and blade-driving device (2019-05-07),

4. 10165193 - Image pickup device and focal plane shutter (2018-12-25),

5. 10156772 - Blade drive device and optical instrument (2018-12-18),

6. 10101635 - Blade drive device and optical apparatus (2018-10-16),

7. 9971231 - Diaphragm device and optical instrument (2018-05-15),

8. 9906699 - Blade drive device and optical apparatus (2018-02-27),

9. 9904145 - Blade drive device and optical instrument (2018-02-27),

10. D799992 - Time recorder (2017-10-17),

11. 9762820 - Imaging device and focal plane shutter (2017-09-12),

12. 9742256 - Actuator (2017-08-22),

13. 9733547 - Blade driving device and optical apparatus (2017-08-15),

14. 9671678 - Focal-plane shutter and optical apparatus (2017-06-06),

15. 9671677 - Focal-plane shutter and optical apparatus (2017-06-06),

Seiko Precision Inc. is a leading Japanese company specialized in manufacturing precision instruments and electronic components. With a rich history spanning over several decades, Seiko Precision has established itself as a trusted provider of high-quality products in various sectors, including automotive, industrial, healthcare, and more. The company's commitment to innovation and advanced technology has enabled them to deliver cutting-edge solutions that meet the evolving demands of their global clientele. Visit their official website for more information about Seiko Precision's product portfolio and industry-leading capabilities.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

254 Patents

#1 in Chiba

#577 in Japan

#3,318 in the World

Seiko Precision Inc.

Forward Citations = 817

160 inventors:

Hiroshi Takahashi (34 out of 71 patents)

Yoichi Nakano (29 out of 31 patents)

Seiichi Oishi (27 out of 27 patents)

4. Hisashi Kawamoto (24 out of 26 patents)

5. Shoichi Tokura (19 out of 19 patents)

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