Ko; Ensei

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Patents Grantslast 30 patents

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Method of producing diamond of controlled quality and product produ...
- Patent number 5,882,740
- Issue date Mar 16, 1999
- Ishizuka Research Institute Ltd.
- Chia-Fu Chen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of producing diamond of controlled quality
- Patent number 5,510,157
- Issue date Apr 23, 1996
- Ishizuka Research Institute, Ltd.
- Chia-Fu Chen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Diamond abrasive and method for producing the same
- Patent number 5,061,292
- Issue date Oct 29, 1991
- The Ishizuka Research Institute, Ltd.
- Chia-Fu Chen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

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