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Matsumura Oil Research Corp.

USPTO Granted Patents = 9

Trademarks = 2

Forward Citations = 71

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24 inventors (with patents filed for the assignee):

Tetsuya Yagi (4 out of 4 patents)

Kazuo Arakawa (3 out of 6 patents)

Tamio Akada (3 out of 4 patents)

4. Naohiro Hayakawa (3 out of 3 patents)

5. Kenzo Yoshida (3 out of 3 patents)

6. Hiroshi Nakanishi (3 out of 3 patents)

7. Nagayoshi Kobayashi (2 out of 9 patents)

8. Yoshinobu Fujii (2 out of 2 patents)

9. Rie Fujimoto (2 out of 2 patents)

10. Toyoki Sasakura (1 out of 11 patents)

11. Yuji Tada (1 out of 21 patents)

12. Kazuhiro Ogura (1 out of 1 patent)

13. Yoshio Yoshikawa (1 out of 1 patent)

14. Takao Soda (1 out of 2 patents)

15. Yoshifumi Nakacho (1 out of 9 patents)

9 patents: Sort by Forward Citations

1. 7010901 - Adhesive solid having anti-mutual adhesion, method of producing the same and method of packaging the same (2006-03-14),

2. 6608009 - Phosphazene compounds and lubricants containing the same (2003-08-19),

3. 6541431 - Lubricant for magnetic recording medium (2003-04-01),

4. 5803099 - Ultrasonic cleaning machine (1998-09-08),

5. 4753741 - Super highly radiation-resistant grease (1988-06-28),

6. 4724264 - Fluoroalkoxy cyclic phosphonitrile esters (1988-02-09),

7. 4711732 - Radiation-resistant grease (1987-12-08),

8. 4664829 - Lubricating oil blend resistant to ionizing radiation (1987-05-12),

9. 4382009 - Hydraulic fluid containing water and an (1983-05-03),

Matsumura Oil Research Corp. is a leading provider of cutting-edge oil research and development services. With a team of experienced scientists and engineers, we specialize in creating innovative solutions for the oil industry. Our expertise ranges from refining processes to lubricant formulations, ensuring that our clients receive top-quality products and services. Visit our website to learn more about our company and how we can help meet your oil research needs.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

9 Patents

#27 in Kobe

#4,578 in Japan

Matsumura Oil Research Corp.

Forward Citations = 71

24 inventors:

Tetsuya Yagi (4 out of 4 patents)

Kazuo Arakawa (3 out of 6 patents)

Tamio Akada (3 out of 4 patents)

4. Naohiro Hayakawa (3 out of 3 patents)

5. Kenzo Yoshida (3 out of 3 patents)

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