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Nagata Seiki Kabushiki Kaisha

USPTO Granted Patents = 12

Forward Citations = 30

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23 inventors (with patents filed for the assignee):

Kakuji Maruyama (5 out of 5 patents)

Tsutomu Rikiishi (3 out of 3 patents)

Masahiro Seino (3 out of 3 patents)

4. Buichi Oda (2 out of 2 patents)

5. Hidemasa Sakamoto (2 out of 3 patents)

6. Minoru Oboshi (2 out of 2 patents)

7. Kazuhiko Tamaki (2 out of 2 patents)

8. Satoshi Okoshi (2 out of 2 patents)

9. Shinya Yamamoto (1 out of 22 patents)

10. Akira Okada (1 out of 3 patents)

11. Yoshiyuki Uno (1 out of 2 patents)

12. Kensuke Uemura (1 out of 1 patent)

13. Raharjo Purwadi (1 out of 1 patent)

14. Manabu Banba (1 out of 1 patent)

15. Kazuhiro Takeuchi (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 7049539 - Method for surface treating a die by electron beam irradiation and a die treated thereby (2006-05-23),

2. 5713220 - Pile patterning mechanism for circular knitting machine and knitted (1998-02-03),

3. 5440901 - Picker device of hosiery knitting machine (1995-08-15),

4. 5287709 - Stitch density adjusting device of circular knitting machine (1994-02-22),

5. 5222379 - Circular knitting machine for knitting body suits and the like (1993-06-29),

6. 5157948 - Apparatus for winding and conveying knitted fabric for knitting machine (1992-10-27),

7. 5063756 - Elastic yarn feeding device (1991-11-12),

8. 5046334 - Electromagnetic needle selector for circular knitting machines (1991-09-10),

9. 5042274 - Piezoelectric needle selector in a circular knitting machine (1991-08-27),

10. 4972686 - Electromagnetic needle selector for circular knitting machines (1990-11-27),

11. 4945734 - Fabric tensioning device in a double cylinder circular knitting machine (1990-08-07),

12. 4856298 - Needle actuating device for a circular knitting machine (1989-08-15),

Nagata Seiki Kabushiki Kaisha is a Japanese company specializing in the manufacturing and sale of precision machine tools, primarily for the automotive and industrial machinery industries. With a history dating back to 1930, Nagata Seiki has built a reputation for quality and reliability in the sector.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

12 Patents

#1,519 in Tokyo

#3,833 in Japan

#46,665 in the World

Nagata Seiki Kabushiki Kaisha

Forward Citations = 30

23 inventors:

Kakuji Maruyama (5 out of 5 patents)

Tsutomu Rikiishi (3 out of 3 patents)

Masahiro Seino (3 out of 3 patents)

4. Buichi Oda (2 out of 2 patents)

5. Hidemasa Sakamoto (2 out of 3 patents)

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