Kazuhiko YOSHIDA

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Epoxy resin composition for optical semiconductor element encapsula...
- Patent number 7,986,050
- Issue date Jul 26, 2011
- Nitto Denko Corporation
- Shinya Ota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Epoxy resin composition
- Patent number 7,727,426
- Issue date Jun 1, 2010
- Nippon Steel Chemical Co., Ltd.
- Kazumasa Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
EPOXY RESIN COMPOSITION
- Publication number 20100184923
- Publication date Jul 22, 2010
- Kazuhiko Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
EPOXY RESIN COMPOSITION FOR OPTICAL SEMICONDUCTOR ELEMENT ENCAPSULA...
- Publication number 20100019271
- Publication date Jan 28, 2010
- Nitto Denko Corporation
- Shinya OTA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Epoxy resin composition
- Publication number 20090215969
- Publication date Aug 27, 2009
- NIPPON STEEL CHEMICAL CO., LTD.
- Kazumasa Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...