Shigetaka Takamiya

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Himeji-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production process for ethylene oxide copolymer
- Patent number 6,864,353
- Issue date Mar 8, 2005
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Michiyuki Kono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production process for ethylene oxide resin
- Patent number 6,765,084
- Issue date Jul 20, 2004
- Dai-ichi Kogyo Seiyakn Co., Ltd.
- Michiyuki Kono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for collecting reversely subliming substance and apparatus t...
- Patent number 6,638,345
- Issue date Oct 28, 2003
- Nippon Shokubai Co., Ltd.
- Tsukasa Takahashi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method for production of pyromellitic dianhydride
- Patent number 6,576,773
- Issue date Jun 10, 2003
- Nippon Shokubai Co., Ltd.
- Kenji Nakahara
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Production process for ethylene oxide copolymer
- Publication number 20030158374
- Publication date Aug 21, 2003
- Dai-ichi Kogyo Seiyaku Co., Ltd.
- Michiyuki Kono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production process for ethylene oxide resin
- Publication number 20030135022
- Publication date Jul 17, 2003
- Dai-ichi Kogyo Seiyaku Co., Ltd.
- Michiyuki Kono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for production of pyromellitic dianhydride
- Publication number 20020169330
- Publication date Nov 14, 2002
- Kenji Nakahara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for collecting reversely subliming substance and apparatus t...
- Publication number 20020053288
- Publication date May 9, 2002
- Tsukasa Takahashi
- F28 - HEAT EXCHANGE IN GENERAL