Takeshi Asada

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Patents Grantslast 30 patents

Information Patent Grant
Polymeric compound containing a repeated unit having a 2-oxatricycl...
- Patent number 7,407,733
- Issue date Aug 5, 2008
- Daicel Chemical Industries, Ltd.
- Hiroshi Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber-containing styrenic resin and process for producing the same
- Patent number 6,333,381
- Issue date Dec 25, 2001
- Daicel Chemical Industries, Ltd.
- Takeshi Asada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polymeric compound containing a repeated unit having a 2-oxatricycl...
- Publication number 20060281022
- Publication date Dec 14, 2006
- Hiroshi Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Rubber-containing sytrenic resin and process for producing the same
- Publication number 20020052447
- Publication date May 2, 2002
- Daicel Chemical Industries, Ltd.
- Takeshi Asada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...