Akira Nakai

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing polyacetal copolymer
- Patent number 5,886,139
- Issue date Mar 23, 1999
- Polyplastics Co., Ltd.
- Kaoru Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyacetal copolymer
- Patent number 5,866,670
- Issue date Feb 2, 1999
- Polyplastics Co., Ltd.
- Akira Nakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyacetal copolymer
- Patent number 5,728,798
- Issue date Mar 17, 1998
- Polyplastics Co., Ltd.
- Akira Nakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyacetal copolymer
- Patent number 5,726,276
- Issue date Mar 10, 1998
- Polyplastics Co., Ltd.
- Akira Nakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYBUTYLENE TEREPHTHALATE RESIN COMPOSITION
- Publication number 20090208720
- Publication date Aug 20, 2009
- WinTech Polymer Ltd.
- Yasumitsu Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...