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Shoketsu Kinzoku Kogyo Kabushiki Kaisha

USPTO Granted Patents = 30

Forward Citations = 560

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26 inventors (with patents filed for the assignee):

Seiji Kosugi (7 out of 8 patents)

Naotake Oneyama (4 out of 11 patents)

Tomomitsu Iizumi (4 out of 4 patents)

4. Tsuneo Ishigaki (3 out of 3 patents)

5. Hisao Sagara (2 out of 2 patents)

6. Norio Ando (2 out of 2 patents)

7. Michikazu Miyamoto (2 out of 17 patents)

8. Seiji Kosugui (2 out of 2 patents)

9. Mikio Yamaji (2 out of 2 patents)

10. Tadashi Igarashi (2 out of 2 patents)

11. Katsuaki Takahashi (1 out of 5 patents)

12. Motoshige Ikehata (1 out of 5 patents)

13. Katsuhiko Odajima (1 out of 4 patents)

14. Hidetsuugu Fujitani (1 out of 1 patent)

15. Syunshi Ogata (1 out of 1 patent)

30 patents: Sort by Forward Citations

1. 4978148 - Coupling for multi-passage tube (1990-12-18),

2. 4796924 - Coupling for multi-passage tube (1989-01-10),

3. 4767282 - Fluid pressure booster (1988-08-30),

4. 4728077 - Drainage valve unit (1988-03-01),

5. 4726283 - Slide cylinder (1988-02-23),

6. 4722360 - Fluid regulator (1988-02-02),

7. 4718451 - Directional control valve (1988-01-12),

8. 4700611 - Pneumatic cylinder motor with end-of-travel cushioning mechanism (1987-10-20),

9. 4674958 - Fluid pressure booster (1987-06-23),

10. 4671600 - Power feeder for electromagnetic valve (1987-06-09),

11. 4643393 - Electromagnetic valve (1987-02-17),

12. 4611631 - Solenoid operated poppet type change-over valve (1986-09-16),

13. 4533020 - Three-unit assembly for pneumatic circuit (1985-08-06),

14. 4488477 - Rodless cylinder (1984-12-18),

15. 4476451 - Solenoid actuator (1984-10-09),

Shoketsu Kinzoku Kogyo Kabushiki Kaisha (also known as SMC Corporation) is a global leader in pneumatic and automation technology. With over 60 years of experience, SMC designs and manufactures a wide range of high-quality products including actuators, valves, air preparation equipment, and electrical control products. Their innovative solutions are used in various industries such as automotive, electronics, food processing, and healthcare. SMC is committed to providing reliable, energy-efficient, and sustainable solutions to meet the evolving needs of their customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

30 Patents

#925 in Tokyo

#2,253 in Japan

#21,191 in the World

Shoketsu Kinzoku Kogyo Kabushiki Kaisha

Forward Citations = 560

26 inventors:

Seiji Kosugi (7 out of 8 patents)

Naotake Oneyama (4 out of 11 patents)

Tomomitsu Iizumi (4 out of 4 patents)

4. Tsuneo Ishigaki (3 out of 3 patents)

5. Hisao Sagara (2 out of 2 patents)

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