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Amagasaki, Japan

Tokkyokiki Corporation

USPTO Granted Patents = 9

Trademarks = 2

Forward Citations = 70

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15 inventors (with patents filed for the assignee):

Masashi Yasuda (5 out of 6 patents)

Teruo Maruyama (4 out of 71 patents)

Kozo Okamoto (4 out of 4 patents)

4. Takumi Okada (3 out of 3 patents)

5. Satoki Yamaguchi (3 out of 3 patents)

6. Masataka Nakashima (3 out of 3 patents)

7. Fumiaki Itojima (2 out of 2 patents)

8. Masaki Tsuchiya (2 out of 2 patents)

9. Shigeyuki Yokoyama (1 out of 53 patents)

10. Hideaki Maeda (1 out of 23 patents)

11. Akio Tajima (1 out of 1 patent)

12. Shohei Minbu (1 out of 1 patent)

13. Gongyu Pan (1 out of 1 patent)

14. Hiroshi Matsuhisa (1 out of 1 patent)

15. Michihiko Tani (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 12276674 - Servo-type vibration detector and vibration control device (2025-04-14),

2. 11335491 - Fluid servo valve and fluid servo apparatus (2022-05-17),

3. 10465816 - Fluid servo valve and fluid servo apparatus (2019-11-05),

4. 8833511 - Insulator for audio and method for evaluating same (2014-09-16),

5. 7285956 - Nuclear magnetic resonance device (2007-10-23),

6. 7278623 - Vibration control unit and vibration control body (2007-10-09),

7. 6604451 - Fluid actuator (2003-08-12),

8. 6193206 - Active vibration isolator (2001-02-27),

9. 5460099 - Dynamic vibration absorber for pendulum type structure (1995-10-24),

Tokkyokiki Corporation is a leading provider of high-quality industrial machinery and automation solutions. With over 20 years of experience, we offer a wide range of products including robots, controllers, and sensors to optimize efficiency and productivity in various industries. Our commitment to innovation and customer satisfaction sets us apart in the market.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

9 Patents

#5 in Amagasaki

#4,582 in Japan

Amagasaki, Japan

Tokkyokiki Corporation

Forward Citations = 70

15 inventors:

Masashi Yasuda (5 out of 6 patents)

Teruo Maruyama (4 out of 71 patents)

Kozo Okamoto (4 out of 4 patents)

4. Takumi Okada (3 out of 3 patents)

5. Satoki Yamaguchi (3 out of 3 patents)

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