Kunihiro Yamada

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Ohmuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of N,N′-dialkylalkanediamines
- Patent number 6,242,651
- Issue date Jun 5, 2001
- Mitsui Chemicals, Inc.
- Yasuhiro Takano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for preparing chlorine from hydrogen chloride
- Patent number 5,707,919
- Issue date Jan 13, 1998
- Mitsui Toatsu Chemicals, Inc.
- Katsuharu Miyata
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for stabilizing treatment of catalytic activity
- Patent number 5,169,823
- Issue date Dec 8, 1992
- Mitsui Toatsu Chemicals, Inc.
- Yukihiro Yoshikawa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Chromium oxide catalyst impregnation regeneration method
- Patent number 5,093,292
- Issue date Mar 3, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Yukihiro Yoshikawa
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ISOCYANATE PRODUCTION SYSTEM, ISOCYANATE COMPOSITION, POLYMERIZABLE...
- Publication number 20240343684
- Publication date Oct 17, 2024
- Mitsui Chemicals, Inc.
- Toshihiro TAKAI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Urethane resin composition for sealing optoelectric conversion devices
- Publication number 20030036620
- Publication date Feb 20, 2003
- Hisashi Kawanabe
- H01 - BASIC ELECTRIC ELEMENTS