EPO Patents = 3

Forward Citations = 29

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24 inventors (with patents filed for the assignee):

Satoru Masuda (4 out of 16 patents)

Naoto Shibui (3 out of 6 patents)

Tomoya Sugiyama (2 out of 4 patents)

4. Hideto Nebuya (2 out of 18 patents)

5. Masateru Momozu (2 out of 4 patents)

6. Yukiyoshi Akutsu (2 out of 2 patents)

7. Takaya Azumi (1 out of 1 patent)

8. Hiroyuki Ishigami (1 out of 1 patent)

9. Masao Komatsuzaki (1 out of 1 patent)

10. Teruaki Kasai (1 out of 1 patent)

11. Seiichi Tanaka (1 out of 1 patent)

12. Takeshi Ejiri (1 out of 1 patent)

13. Naoto c/o Honda R&D Co Ltd Shibui (0 patent)

14. Hideto c/o Honda R&D Co Ltd Nebuya (0 patent)

15. Tomoya c/o Otsuka Koki Co Ltd Sugiyama (0 patent)

5 patents: Sort by Forward Citations

1. 8578813 - Parking brake system (2013-11-12),

2. 8020469 - Base frame and parking brake device (2011-09-20),

3. 7562603 - Parking brake apparatus (2009-07-21),

4. 4385529 - Foot-operated parking brake lever assembly (1983-05-31),

5. 4092012 - Ratchet type quick feeding mechanism for automobile pantograph jack (1978-05-30),

Otsuka Koki Co., Ltd. is a leading manufacturer of industrial machinery and equipment based in Japan. With over 50 years of experience, the company specializes in the production of high-quality hydraulic presses, die spotting presses, and casting machines for a variety of industries. Their commitment to innovation and customer satisfaction has earned them a strong reputation in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#204 in Kanagawa

#6,487 in Japan

Kanagawa, Japan

Otsuka Koki Co., Ltd.