Takashi KOMAYA

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate diol and producing method thereof, and polyurethane a...
- Patent number 10,907,012
- Issue date Feb 2, 2021
- MITSUBISHI CHEMICAL CORPORATION
- Haruhiko Kusaka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing an aromatic carboxylic acid
- Patent number 5,763,648
- Issue date Jun 9, 1998
- Mitsubishi Chemical Corporation
- Hiroshi Hashizume
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing orthoalkylphenols
- Patent number 4,599,465
- Issue date Jul 8, 1986
- Mitsubishi Chemical Industries, Ltd.
- Akio Tamaru
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE A...
- Publication number 20210115191
- Publication date Apr 22, 2021
- MITSUBISHI CHEMICAL CORPORATION
- Haruhiko KUSAKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE A...
- Publication number 20130109804
- Publication date May 2, 2013
- MITSUBISHI CHEMICAL CORPORATION
- Haruhiko KUSAKA
- B32 - LAYERED PRODUCTS