Hirokazu Miyazawa

Person

Shiojiri-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing alumina sintered body, alumina sintered body,...
- Patent number 8,900,337
- Issue date Dec 2, 2014
- Showa Denko K.K.
- Shinichiro Tomikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Alumina sintered body, abrasive grains, and grindstone
- Patent number 8,894,730
- Issue date Nov 25, 2014
- Showa Denko K.K.
- Shinichiro Tomikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Alumina sintered body, abrasive grains, and grindstone
- Patent number 8,882,871
- Issue date Nov 11, 2014
- Showa Denko K.K.
- Shinichiro Tomikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Roundish fused alumina particles, production process thereof, and r...
- Patent number 7,789,330
- Issue date Sep 7, 2010
- Showa Denko K.K.
- Hirokazu Miyazawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dry grinding system and dry grinding method
- Patent number 7,264,185
- Issue date Sep 4, 2007
- Showa Denko K.K.
- Shinichiro Tomikawa
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Dry grinding system and dry grinding method
- Patent number 7,083,130
- Issue date Aug 1, 2006
- Showa Denko K.K.
- Shinichiro Tomikawa
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Information Patent Application
ALUMINA SINTERED BODY, ABRASIVE GRAINS, AND GRINDSTONE
- Publication number 20130312336
- Publication date Nov 28, 2013
- Showa Denko K.K.
- Shinichiro Tomikawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR PRODUCING ALUMINA SINTERED BODY, ALUMINA SINTERED BODY,...
- Publication number 20130305615
- Publication date Nov 21, 2013
- Showa Denko K.K.
- Shinichiro Tomikawa
- B82 - NANO-TECHNOLOGY
Information Patent Application
ALUMINA SINTERED BODY, ABRASIVE GRAINS, AND GRINDSTONE
- Publication number 20130305616
- Publication date Nov 21, 2013
- Showa Denko K.K.
- Shinichiro Tomikawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ROUNDISH FUSED ALUMINA PARTICLES, PRODUCTION PROCESS THEREOF, AND R...
- Publication number 20100093909
- Publication date Apr 15, 2010
- SHOWA DENKO K.K.
- HIROKAZU MIYAZAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Roundish fused alumina particles, production process thereof, and r...
- Publication number 20070183965
- Publication date Aug 9, 2007
- Hirokazu Miyazawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dry grinding system and dry grinding method
- Publication number 20060255192
- Publication date Nov 16, 2006
- SHOWA DENKO K.K.
- Shinichiro Tomikawa
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Dry grinding system and dry grinding method
- Publication number 20050167534
- Publication date Aug 4, 2005
- SHOWA DENKO
- Shinichiro Tomikawa
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING

Hirokazu Miyazawa

Person

Patents Grantslast 30 patents

Method for producing alumina sintered body, alumina sintered body,...

Alumina sintered body, abrasive grains, and grindstone

Alumina sintered body, abrasive grains, and grindstone

Roundish fused alumina particles, production process thereof, and r...

Dry grinding system and dry grinding method

Dry grinding system and dry grinding method

Patents Applicationslast 30 patents

ALUMINA SINTERED BODY, ABRASIVE GRAINS, AND GRINDSTONE

METHOD FOR PRODUCING ALUMINA SINTERED BODY, ALUMINA SINTERED BODY,...

ALUMINA SINTERED BODY, ABRASIVE GRAINS, AND GRINDSTONE

ROUNDISH FUSED ALUMINA PARTICLES, PRODUCTION PROCESS THEREOF, AND R...

Roundish fused alumina particles, production process thereof, and r...

Dry grinding system and dry grinding method

Dry grinding system and dry grinding method