Toshiaki Kuriyama

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for reducing monomer content in N-vinyl compound polymers
- Patent number 7,160,957
- Issue date Jan 9, 2007
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Toshiaki Kuriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Process for reducing monomer content in N-vinyl compound polymers
- Patent number 6,617,420
- Issue date Sep 9, 2003
- Nippon Shokubai Co., Ltd.
- Toshiaki Kuriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Vinylpyrrolidone polymer and its stabilization and preservation pro...
- Patent number 6,498,231
- Issue date Dec 24, 2002
- Nippon Shokubai Co., Ltd.
- Daijo Tomihisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production process for vinylpyrrolidone polymer
- Patent number 6,391,994
- Issue date May 21, 2002
- Nippon Shokubai Co., Ltd.
- Daijo Tomihisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Vinylpyrrolidone polymer and its stabilization and preservation pro...
- Patent number 6,346,600
- Issue date Feb 12, 2002
- Nippon Shokubai Co., Ltd.
- Daijo Tomihisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production process for making high molecular weight polydioxolane
- Patent number 5,747,602
- Issue date May 5, 1998
- Nippon Shokubai., Ltd.
- Takashi Namba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Water soluble nonionic alkylene oxide resin, and production process...
- Publication number 20050245410
- Publication date Nov 3, 2005
- Masaki Tezuka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Process for production of ethylene oxide copolymer
- Publication number 20050197485
- Publication date Sep 8, 2005
- NIPPON SHOKUBAI CO., LTD.
- Koichiro Saeki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for reducing monomer content in N-vinyl compound polymers
- Publication number 20040097665
- Publication date May 20, 2004
- NIPPON SHOKUBAI CO., LTD.
- Toshiaki Kuriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Vinylpyrrolidone polymer and its stabilization and preservation pro...
- Publication number 20020058782
- Publication date May 16, 2002
- Daijo Tomihisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing N-vinyl compound polymer
- Publication number 20020022699
- Publication date Feb 21, 2002
- NIPPON SHOKUBAI CO., LTD.
- Toshiaki Kuriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production process for vinylpyrrolidone polymer
- Publication number 20010020078
- Publication date Sep 6, 2001
- Daijo Tomihisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Toshiaki Kuriyama

Person

Patents Grantslast 30 patents

Process for reducing monomer content in N-vinyl compound polymers

Production process for ethylene oxide copolymer

Process for reducing monomer content in N-vinyl compound polymers

Vinylpyrrolidone polymer and its stabilization and preservation pro...

Production process for vinylpyrrolidone polymer

Vinylpyrrolidone polymer and its stabilization and preservation pro...

Production process for making high molecular weight polydioxolane

Patents Applicationslast 30 patents

Water soluble nonionic alkylene oxide resin, and production process...

Process for production of ethylene oxide copolymer

Process for reducing monomer content in N-vinyl compound polymers

Production process for ethylene oxide copolymer

Vinylpyrrolidone polymer and its stabilization and preservation pro...

Process for producing N-vinyl compound polymer

Production process for vinylpyrrolidone polymer