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Osaka Diamond Industrial Co.

USPTO Granted Patents = 14

Forward Citations = 334

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39 inventors (with patents filed for the assignee):

Kazuhito Nishimura (3 out of 13 patents)

Akihiro Koike (3 out of 3 patents)

Tamotsu Nakano (3 out of 3 patents)

4. Satoru Hosomi (2 out of 12 patents)

5. Chia-Fu Chen (2 out of 7 patents)

6. Kosuke Mitsui (2 out of 2 patents)

7. Akio Hara (2 out of 2 patents)

8. Masaaki Yamanaka (2 out of 2 patents)

9. Nobuo Urakawa (2 out of 7 patents)

10. Takao Kawakita (2 out of 6 patents)

11. Ensei Ko (2 out of 3 patents)

12. Shuichiro Koroku (2 out of 2 patents)

13. Ichiro Miyao (2 out of 2 patents)

14. Hiroshi Ishizuka (2 out of 47 patents)

15. Mineo Ohnishi (2 out of 2 patents)

14 patents: Sort by Forward Citations

1. 6312324 - Superabrasive tool and method of manufacturing the same (2001-11-06),

2. 6192875 - Core bit (2001-02-27),

3. 6070570 - Wire-saw and its manufacturing method (2000-06-06),

4. D422865 - Diamond circular saw blade (2000-04-18),

5. 5955212 - Superhard film-coated member and method of manufacturing the same (1999-09-21),

6. 5882740 - Method of producing diamond of controlled quality and product produced (1999-03-16),

7. D392864 - Diamond circular saw blade (1998-03-31),

8. 5697359 - Abrasive blade with reduced cutting noise (1997-12-16),

9. 5510157 - Method of producing diamond of controlled quality (1996-04-23),

10. 5012792 - Rotary blade and a rotary substrate for use in the rotary blade (1991-05-07),

11. 4907564 - Wire saw (1990-03-13),

12. 4856490 - Wire saw (1989-08-15),

13. 4689919 - Method for welding cutter segments (1987-09-01),

14. 4456577 - Methods for producing composite rotary dresser (1984-06-26),

Osaka Diamond Industrial Co. is a leading manufacturer of diamond tools and equipment for various industries including construction, automotive, and aerospace. With over 50 years of experience, we are committed to providing high-quality and innovative products to meet the demands of our customers. Our extensive range of diamond tools includes blades, bits, wheels, and polishing pads, designed to deliver superior performance and precision. Visit our website to learn more about our products and services.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

14 Patents

#4 in Sakai

#3,488 in Japan

#40,961 in the World

Osaka Diamond Industrial Co.

Forward Citations = 334

39 inventors:

Kazuhito Nishimura (3 out of 13 patents)

Akihiro Koike (3 out of 3 patents)

Tamotsu Nakano (3 out of 3 patents)

4. Satoru Hosomi (2 out of 12 patents)

5. Chia-Fu Chen (2 out of 7 patents)

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