Takao Takemasa

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of cyclic siloxane
- Patent number 6,448,360
- Issue date Sep 10, 2002
- Dow Corning Toray Silicone Co., Ltd.
- Tadashi Okawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Continuous hydrosilylation method for production of a modified liqu...
- Patent number 6,410,772
- Issue date Jun 25, 2002
- Dow Corning Toray Silicone Co., Ltd.
- Toshio Okuyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing chain-extended organopolysiloxanes
- Patent number 6,040,412
- Issue date Mar 21, 2000
- Dow Corning S.A.
- Eric Damme
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for reducing the quantity of siloxane oligomer in organopoly...
- Patent number 5,167,883
- Issue date Dec 1, 1992
- Dow Corning Toray Silicone Company, Ltd.
- Takao Takemasa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Continuous hydrosilylation method for production of a modified liqu...
- Publication number 20010043893
- Publication date Nov 22, 2001
- Toshio Okuyama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the production of cyclic siloxane
- Publication number 20010011120
- Publication date Aug 2, 2001
- Tadashi Okawa
- C07 - ORGANIC CHEMISTRY