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For the Inventor, By the Inventor

Tokyo, Japan

Myotoku Ltd.

Calculating rank
USPTO Granted Patents = 21

Trademarks = 2

Forward Citations = 178

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7 inventors (with patents filed for the assignee):

goldMedal Yoji Ise (14 out of 19 patents)

silverMedal Teruo Kanno (5 out of 5 patents)

bronzeMedal Akira Yamaguchi (4 out of 56 patents)

4.  Shigeo Kanaya (1 out of 2 patents)

5.  Minoru Kato (1 out of 64 patents)

6.  Teruo Tsuchiya (1 out of 1 patent)

7.  Masakichi Kawada (1 out of 1 patent)


21 patents:

1. 5536105 - Device for fixing rotary body (1996-07-16),
2. 5201891 - Vibration parts allignment apparatus (1993-04-13),
3. 5156381 - Reference plane moving device (1992-10-20),
4. 5020383 - Intermittent rotation drive apparatus utilizing air pressure (1991-06-04),
5. 4865521 - Vacuum breaking device for ejector pump (1989-09-12),
6. 4861232 - Vacuum generating device (1989-08-29),
7. 4848392 - Solenoid on-off valve (1989-07-18),
8. D295180 - Combined vacuum pump and control valves therefor (1988-04-12),
9. D295050 - Combined vacuum pump and control valves therefor (1988-04-05),
10. D295049 - Combined vacuum pump and control valve therefor (1988-04-05),
11. D295048 - Combined vacuum pump and control valves therefor (1988-04-05),
12. 4690594 - Deburring apparatus (1987-09-01),
13. 4687021 - Vacuum valve-sensor device (1987-08-18),
14. D291089 - Ram for industrial robots or the like (1987-07-28),
15. 4655692 - Ejector pump having pressure operated motive fluid valve and (1987-04-07),
Company Overview
Myotoku Ltd. is a Tokyo-based company specializing in advanced technologies for the medical and healthcare sectors. The organization focuses on the development and manufacturing of innovative medical devices, particularly in the fields of rehabilitation and assistive technologies. Myotoku is committed to enhancing patient care through its cutting-edge solutions, leveraging research in biomechanics and human-machine interaction to create products that improve mobility and quality of life for individuals with disabilities.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

21 Patents

#1,311 in Tokyo

#2,866 in Japan

#29,999 in the World

Tokyo, JP
Tokyo, Japan

Myotoku Ltd.

Forward Citations = 178

7 inventors:

goldMedal Yoji Ise (14 out of 19 patents)

silverMedal Teruo Kanno (5 out of 5 patents)

bronzeMedal Akira Yamaguchi (4 out of 56 patents)

4.  Shigeo Kanaya (1 out of 2 patents)

5.  Minoru Kato (1 out of 64 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Myotoku Ltd.. Retrieved from https://idiyas.com/company/myotoku

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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