Keiji Shibata

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Annaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing hydrophobic silica fine powder
- Patent number 6,696,034
- Issue date Feb 24, 2004
- Shin-Etsu Chemical Co., Ltd.
- Yasuaki Nozawa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of silanol-containing organosilicon compounds
- Patent number 6,337,382
- Issue date Jan 8, 2002
- Shin-Etsu Chemical Co., Ltd.
- Minoru Igarashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of organoplysiloxane gum
- Patent number 6,221,996
- Issue date Apr 24, 2001
- Shin-Etsu Chemical Co., Ltd.
- Keiji Shibata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of organopolysiloxane gum
- Patent number 6,214,962
- Issue date Apr 10, 2001
- Shin-Etsu Chemical Co., Ltd.
- Masaharu Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing heat-curable silicone rubber compounds
- Patent number 6,177,506
- Issue date Jan 23, 2001
- Shin-Etsu Chemical Co., Ltd.
- Masaharu Takahashi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for preparing heat-curable silicone rubber compounds
- Patent number 6,001,917
- Issue date Dec 14, 1999
- Shin-Etsu Chemical Co., Ltd.
- Masaharu Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Method for producing hydrophobic silica fine powder
- Publication number 20020025288
- Publication date Feb 28, 2002
- Yasuaki Nozawa
- C01 - INORGANIC CHEMISTRY