Makoto Iizuka

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing cubic boron nitride abrasive grains
- Patent number 7,404,832
- Issue date Jul 29, 2008
- Showa Denko K.K.
- Hirohiko Ohtsubo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing cubic boron nitride and product obtained throu...
- Patent number 7,014,826
- Issue date Mar 21, 2006
- Showa Dendo K.K.
- Makoto Iizuka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Method for producing cubic boron nitride abrasive grains
- Publication number 20040182011
- Publication date Sep 23, 2004
- Hirohiko Ohtsubo
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES