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Fujikoshi Kikai Kogyo Kabushiki Kaisha

USPTO Granted Patents = 12

Forward Citations = 161

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19 inventors (with patents filed for the assignee):

Yoshio Nakamura (8 out of 31 patents)

Makoto Nakajima (3 out of 9 patents)

Atsushi Kajikura (2 out of 7 patents)

4. Yasuhide Denda (2 out of 8 patents)

5. Yasuo Inada (2 out of 11 patents)

6. Toshihisa Yanagisawa (2 out of 2 patents)

7. Toshiaki Seki (2 out of 2 patents)

8. Masanori Fukushima (2 out of 2 patents)

9. Masahiro Takeuchi (1 out of 19 patents)

10. Satoru Arakawa (1 out of 6 patents)

11. Yoshio Otsuka (1 out of 6 patents)

12. Norihiko Moriya (1 out of 8 patents)

13. Mitsue Ogawa (1 out of 2 patents)

14. Chihiro Miyagawa (1 out of 3 patents)

15. Kanji Fujii (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 6497047 - Flatness measuring equipment (2002-12-24),

2. 6422928 - Abrasive machine (2002-07-23),

3. 6367529 - Method of adhering wafers and wafer adhering device (2002-04-09),

4. 6361418 - Abrasive system (2002-03-26),

5. 6319100 - Disk edge polishing machine and disk edge polishing system (2001-11-20),

6. 6290585 - Polishing machine (2001-09-18),

7. 6280304 - Abrasive machine (2001-08-28),

8. 6189680 - Rotary conveyor (2001-02-20),

9. 5908347 - Polishing system for polishing wafer (1999-06-01),

10. 5879225 - Polishing machine (1999-03-09),

11. 5441444 - Polishing machine (1995-08-15),

12. 5361545 - Polishing machine (1994-11-08),

Fujikoshi Kikai Kogyo Kabushiki Kaisha, also known as NSK, is a leading manufacturer of high-quality bearings and precision products. With a history dating back to 1916, NSK has established a strong reputation for innovation and reliability in the industry. The company's diverse product line includes bearings, automotive components, and precision machinery. Headquartered in Tokyo, Japan, NSK operates globally with a commitment to providing top-notch products and services to customers around the world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

12 Patents

#43 in Nagano

#3,838 in Japan

#46,724 in the World

Fujikoshi Kikai Kogyo Kabushiki Kaisha

Forward Citations = 161

19 inventors:

Yoshio Nakamura (8 out of 31 patents)

Makoto Nakajima (3 out of 9 patents)

Atsushi Kajikura (2 out of 7 patents)

4. Yasuhide Denda (2 out of 8 patents)

5. Yasuo Inada (2 out of 11 patents)

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