Tomiharu Yamada

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Corundum for filling in resin and resin composition
- Patent number 7,595,358
- Issue date Sep 29, 2009
- Showa Denko K.K.
- Yukihiko Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Spherical alumina particles and production process thereof
- Patent number 6,887,811
- Issue date May 3, 2005
- Showa Denko K.K.
- Eiji Kanbara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
THERMOSETTING SILICONE RESIN COMPOSITION CONTAINING BORON NITRIDE,...
- Publication number 20180179383
- Publication date Jun 28, 2018
- SHOWA DENKO K.K.
- Naoki MINORIKAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for producing particulate alumina and composition containing...
- Publication number 20060189740
- Publication date Aug 24, 2006
- SHOWA DENKO K.K.
- Katsuhiko Kamimura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Corundum for filling in resin and resin composition
- Publication number 20060167157
- Publication date Jul 27, 2006
- Yukihiko Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Spherical alumina particles and production process thereof
- Publication number 20040009120
- Publication date Jan 15, 2004
- Eiji Kanbara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...