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Sankyo Manufacturing Co., Ltd.

USPTO Granted Patents = 61

EPO Patents = 2

Trademarks = 6

Forward Citations = 336

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8 inventors (with patents filed for the assignee):

Heizaburo Kato (50 out of 91 patents)

Heizaburou Kato (8 out of 9 patents)

Heizaburou Katoh (2 out of 2 patents)

4. Masao Nishioka (1 out of 3 patents)

5. Osamu Kojima (1 out of 2 patents)

6. Yukihisa Maruyama (1 out of 1 patent)

7. Masao Anma (1 out of 1 patent)

8. Grant E Hagan (1 out of 1 patent)

Core Competencies:

Transporting Apparatus

Rotating Table Apparatus

Automatic Tool-Exchanging Apparatus

Cam Mechanism

Article Conveyor Device

Non-Contact Type Inspection

Pressure Loss Compensation Device

Single Drive Multi-Screw Sorter

Intermittent Indexing Apparatus

Material Feeding Apparatus

Stroke Control Device

Pressing Machine

61 patents: Sort by Forward Citations

1. 7066318 - Transporting apparatus (2006-06-27),

2. 7024740 - Rotating table apparatus (2006-04-11),

3. 6865968 - Cam apparatus and pick and place apparatus utilizing the same (2005-03-15),

4. 6862786 - Rotating table apparatus (2005-03-08),

5. 6773382 - Automatic tool-exchanging apparatus (2004-08-10),

6. 6716146 - Tool Magazine (2004-04-06),

7. 6708815 - Article conveyor device (2004-03-23),

8. 6679131 - Cam apparatus and pick and place apparatus utilizing the same (2004-01-20),

9. 6637290 - Housing oscillating type cam apparatus, and work shifter using such apparatus (2003-10-28),

10. 6601470 - Cam mechanism (2003-08-05),

11. 6598733 - Article conveyor device (2003-07-29),

12. 6547441 - Cam mechanism (2003-04-15),

13. 6454684 - Automatic tool changing apparatus (2002-09-24),

14. 6206784 - Torque limiter (2001-03-27),

15. 6186014 - Cam mechanism (2001-02-13),

Sankyo Manufacturing Co., Ltd. is a leading global manufacturer specializing in precision components and automation solutions. With over 50 years of industry experience, Sankyo has earned a reputation for delivering high-quality products and exceptional customer service. The company offers a wide range of innovative solutions for various industries, including automotive, electronics, medical, and more. Sankyo's state-of-the-art manufacturing facilities and advanced technology ensure the production of reliable and efficient components. Committed to continuous improvement, Sankyo invests in research and development to stay at the forefront of technological advancements. Visit their website to explore their product offerings and learn more about their capabilities.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

61 Patents

#621 in Tokyo

#1,475 in Japan

#11,489 in the World

Sankyo Manufacturing Co., Ltd.

Forward Citations = 336

8 inventors:

Heizaburo Kato (50 out of 91 patents)

Heizaburou Kato (8 out of 9 patents)

Heizaburou Katoh (2 out of 2 patents)

4. Masao Nishioka (1 out of 3 patents)

5. Osamu Kojima (1 out of 2 patents)

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