Michio Tsugawa

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Sodegaura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cyclic olefin polymer composition, use thereof, and cyclic olefin p...
- Patent number 8,883,925
- Issue date Nov 11, 2014
- Mitsui Chemicals, Inc.
- Kouichi Kizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for polyester production, process for producing polyester...
- Patent number RE40571
- Issue date Nov 11, 2008
- Mitsui Chemicals, Inc.
- Takeshi Ohmatsuzawa
- 528 - Synthetic resins or natural rubbers
Information Patent Grant
Catalyst for polyester production, process for producing polyester...
- Patent number 6,451,959
- Issue date Sep 17, 2002
- Mitsui Chemicals, Inc.
- Takeshi Ohmatsuzawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for polyester production, process for producing polyester...
- Patent number 6,346,070
- Issue date Feb 12, 2002
- Mitsui Chemicals Inc.
- Takeshi Ohmatsuzawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CYCLIC OLEFIN POLYMER COMPOSITION, USE THEREOF, AND CYCLIC OLEFIN P...
- Publication number 20100081768
- Publication date Apr 1, 2010
- MITSUI CHEMICALS, INC.
- Kouichi Kizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of Compensating Wavelength Dependence of Birefringence of Op...
- Publication number 20090161045
- Publication date Jun 25, 2009
- Mitsui Chemicals, Inc.
- Satoshi Kawamoto
- G02 - OPTICS
Information Patent Application
CATALYST FOR POLYESTER PRODUCTION, PROCESS FOR PRODUCING POLYESTER...
- Publication number 20020137879
- Publication date Sep 26, 2002
- Mitsui Chemicals, Inc.
- Takeshi Ohmatsuzawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...