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For the Inventor, By the Inventor

Ishikawa, Japan

Tsudakoma Corp.


USPTO Granted Patents = 53


Forward Citations = 393

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33 inventors (with patents filed for the assignee):

goldMedal Yujiro Takegawa (19 out of 30 patents)

silverMedal Tsutomu Sainen (12 out of 24 patents)

bronzeMedal Tatsuo Takehana (4 out of 5 patents)

4.  Katsuhiko Sugita (4 out of 10 patents)

5.  Toshiyuki Sakano (4 out of 4 patents)

6.  Yasuyuki Tamatani (3 out of 5 patents)

7.  Koyu Maenaka (3 out of 6 patents)

8.  Yoshitaka Fujita (3 out of 4 patents)

9.  Akihiko Nakada (2 out of 12 patents)

10.  Kiyoshi Nakade (2 out of 4 patents)

11.  Souichi Nakai (2 out of 2 patents)

12.  Takeshi Asai (2 out of 2 patents)

13.  Yoshifumi Inagaki (1 out of 6 patents)

14.  Yoshinori Tatsuda (1 out of 16 patents)

15.  Hiroki Yoneyama (1 out of 2 patents)


Core Competencies:
Spindle Device
Warp Tension Control
Weft Insertion Control
Picking Controller
Yarn Guide Device
Automatic Picking Regulation
Sizing Machine
Fluid Jet Loom
Warp Mending Device
Weft Gripping Apparatus
Loom Control Method
Faulty Picking Diagnosis

53 patents:

1. 7891920 - Spindle device and machining center including the same (2011-02-22),
2. 5245858 - Method of measuring air-speed in a reed groove (1993-09-21),
3. 5209271 - Mispicked weft removing method (1993-05-11),
4. 5170821 - Warp tension control apparatus with tension reduction during loom stop (1992-12-15),
5. 5154209 - Positive feed picking device for a fluid jet loom (1992-10-13),
6. 5141030 - Warp mending device for feeding a mending yarn to drop wires and a heddle (1992-08-25),
7. 5131435 - On loom warp mending operation (1992-07-21),
8. 5116276 - Location of a slit between dents corresponding to a broken warp (1992-05-26),
9. 5111851 - Method of restoring a broken warp after mending the same (1992-05-12),
10. 5101762 - Sizing machine (1992-04-07),
11. 5090456 - Weft gripping and cutting apparatus in rapier loom (1992-02-25),
12. 5080144 - Weft nozzle rethreading apparatus (1992-01-14),
13. 5060161 - Method of controlling operating speed of a loom (1991-10-22),
14. 5050643 - On loom system for mending broken warp yarn (1991-09-24),
15. 5034897 - Optimum loom control method (1991-07-23),
Tsudakoma Corp. is a leading manufacturer of machine tools, textile machinery, and industrial machinery. With a history dating back to 1905, Tsudakoma has grown into a global company with a strong presence in various industries. They are known for their innovative and high-quality products that offer precision, reliability, and efficiency. As a trusted brand, Tsudakoma continues to provide cutting-edge solutions and contribute to the advancement of manufacturing technology.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

53 Patents

#5 in Ishikawa

#1,614 in Japan

#12,943 in the World

...
Ishikawa, Japan

Tsudakoma Corp.

Forward Citations = 393

33 inventors:

goldMedal Yujiro Takegawa (19 out of 30 patents)

silverMedal Tsutomu Sainen (12 out of 24 patents)

bronzeMedal Tatsuo Takehana (4 out of 5 patents)

4.  Katsuhiko Sugita (4 out of 10 patents)

5.  Toshiyuki Sakano (4 out of 4 patents)

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