Eiji Tanaka

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pipe made of polyethylene resin
- Patent number 6,204,349
- Issue date Mar 20, 2001
- Mitsubishi Chemical Corporation
- Yoshinao Shinohara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Propylene block copolymer
- Patent number 6,191,232
- Issue date Feb 20, 2001
- Mitsubishi Chemical Corporation
- Kenji Mitsutani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for continuously producing propylene-based block copolymer
- Patent number 5,859,143
- Issue date Jan 12, 1999
- Mitsubishi Chemical Corporation
- Eiji Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing .alpha.-olefin oligomers and .alpha.-olefin o...
- Patent number 5,750,817
- Issue date May 12, 1998
- Mitsubishi Chemical Corporation
- Eiji Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for oligomerizing an .alpha.-olefin
- Patent number 5,557,026
- Issue date Sep 17, 1996
- Mitsubishi Chemical Corporation
- Eiji Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for oligomerizing an alpha-olefin
- Patent number 5,491,272
- Issue date Feb 13, 1996
- Mitsubishi Chemical Corporation
- Eiji Tanaka
- C07 - ORGANIC CHEMISTRY