Masahiko Kuramoto

Person

Ichihara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing α-olefin
- Patent number 9,394,213
- Issue date Jul 19, 2016
- Idemitsu Kosan Co., Ltd.
- Yasushi Shiraki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for vinyl compound polymerization and process for producin...
- Patent number 7,176,266
- Issue date Feb 13, 2007
- Idemitsu Kosan Co. Ltd.
- Haruhito Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transition metal compound, olefin polymerization catalyst, and meth...
- Patent number 6,841,693
- Issue date Jan 11, 2005
- Idemitsu Petrochemical Co., Ltd.
- Masami Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for vinyl compound polymerization and process for producin...
- Patent number 6,835,788
- Issue date Dec 28, 2004
- Idemitsu Petrochemical Co., Ltd.
- Haruhito Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for the production of α-olefin and α-olefin...
- Patent number 6,787,499
- Issue date Sep 7, 2004
- Idemitsu Petrochemical Co., Ltd.
- Shinji Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for olefin polymerization and process for producing olefin...
- Patent number 6,630,551
- Issue date Oct 7, 2003
- Idemitsu Petrochemical Co., Ltd.
- Fumio Okuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalysts for α-olefin production and processes for producin...
- Patent number 6,555,633
- Issue date Apr 29, 2003
- Idemitsu Petrochemical Co., Ltd.
- Shinji Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalysts for olefin polymer production
- Patent number 6,395,846
- Issue date May 28, 2002
- Idemitsu Petrochemical Co., Ltd.
- Haruhito Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Syndiotactic styrene resin, thermoplastic resin and rubber
- Patent number 6,093,768
- Issue date Jul 25, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition of styrene resin, thermoplastic resin and rubber particles
- Patent number 6,087,435
- Issue date Jul 11, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene-based resin composition with thermoplastic resin
- Patent number 6,051,655
- Issue date Apr 18, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene resin with rubber polymer particles
- Patent number 6,046,275
- Issue date Apr 4, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene-based resin composition
- Patent number 6,043,307
- Issue date Mar 28, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition of styrene resin, thermoplastic resin and rubber
- Patent number 6,013,726
- Issue date Jan 11, 2000
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Syndiotactic polystyrene and polycarbonate resin compositions
- Patent number 6,008,293
- Issue date Dec 28, 1999
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene based resin composition
- Patent number 5,990,217
- Issue date Nov 23, 1999
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene-based resin composition
- Patent number 5,891,951
- Issue date Apr 6, 1999
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for producing aromatic vinyl compound-based polymer compos...
- Patent number 5,670,587
- Issue date Sep 23, 1997
- Idemitsu Kosan Co., Ltd.
- Mizutomo Takeuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for production of styrene polymers
- Patent number RE35289
- Issue date Jul 2, 1996
- Idemitsu Kosan Company Limited
- Nobuhide Ishihara
- 526 - Synthetic resins or natural rubbers
Information Patent Grant
Syndiotactic styrene polymers
- Patent number 5,502,133
- Issue date Mar 26, 1996
- Idemitsu Kosan Company Limited
- Nobuhide Ishihara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing a styrene polymer and a catalyst for use therein
- Patent number 5,430,001
- Issue date Jul 4, 1995
- Idemitsu Kosan Co., Ltd.
- Norio Tomotsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for purification of styrenic polymer
- Patent number 5,426,176
- Issue date Jun 20, 1995
- Idemitsu Kosan Co., Ltd.
- Hideo Teshima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for purification of syndiotactic styrene polymer
- Patent number 5,420,240
- Issue date May 30, 1995
- Idemitsu Kosan Co., Ltd.
- Masahiko Kuramoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene-based resin composition
- Patent number 5,395,890
- Issue date Mar 7, 1995
- Idemitsu Kosan Co., Ltd.
- Akikazu Nakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene copolymer and process for production thereof
- Patent number 5,391,671
- Issue date Feb 21, 1995
- Idemitsu Kosan Co., Ltd.
- Toshinori Tazaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing styrene polymers
- Patent number 5,340,892
- Issue date Aug 23, 1994
- Idemitsu Kosan Co., Ltd.
- Masahiko Kuramoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for purification of styrene polymer
- Patent number 5,321,122
- Issue date Jun 14, 1994
- Idemitsu Kosan Co., Ltd.
- Masahiko Kuramoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing a styrene polymer having high degree of syndi...
- Patent number 5,272,229
- Issue date Dec 21, 1993
- Idemitsu Kosan Co., Ltd.
- Norio Tomotsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene copolymer and process for production thereof
- Patent number 5,262,504
- Issue date Nov 16, 1993
- Idemitsu Kosan Co., Ltd.
- Toshinori Tazaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrene copolymer and process for production thereof
- Patent number 5,260,394
- Issue date Nov 9, 1993
- Idemitsu Kosan Co., Ltd.
- Toshinori Tazaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING ALPHA-OLEFIN
- Publication number 20140364669
- Publication date Dec 11, 2014
- Idemitsu Kosan Co., Ltd.
- Yasushi Shiraki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Magnesium compound, solid catalyst component for olefin polymerizat...
- Publication number 20080188687
- Publication date Aug 7, 2008
- Idemitsu Kosan Co., Ltd.
- Shojiro Tanase
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Magnesium compound, solid catalyst component for olefin polymerizat...
- Publication number 20050227857
- Publication date Oct 13, 2005
- Idemitsu Kosan Co., Ltd.
- Shojiro Tanase
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Solid catalyst component for olefin polymerization, catalyst for ol...
- Publication number 20050187359
- Publication date Aug 25, 2005
- IDEMITSU KOSAN CO., LTD.
- Shojiro Tanase
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst for vinyl compound polymerization and process for producin...
- Publication number 20040259720
- Publication date Dec 23, 2004
- Idemitsu Petrochemical Co., Ltd.
- Haruhito Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst for the production of alpha-olefin and alpha-olefin produc...
- Publication number 20030134991
- Publication date Jul 17, 2003
- Idemitsu Petrochemical Co., Ltd.
- Shinji Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst for vinyl compounds and process for production of vinyl po...
- Publication number 20030027716
- Publication date Feb 6, 2003
- Haruhito Sato
- C07 - ORGANIC CHEMISTRY

Masahiko Kuramoto

Person

Patents Grantslast 30 patents

Method for producing α-olefin

Catalyst for vinyl compound polymerization and process for producin...

Transition metal compound, olefin polymerization catalyst, and meth...

Catalyst for vinyl compound polymerization and process for producin...

Catalyst for the production of &#x03B1;-olefin and &#x03B1;-olefin...

Catalyst for olefin polymerization and process for producing olefin...

Catalysts for &#x03B1;-olefin production and processes for producin...

Catalysts for olefin polymer production

Syndiotactic styrene resin, thermoplastic resin and rubber

Composition of styrene resin, thermoplastic resin and rubber particles

Styrene-based resin composition with thermoplastic resin

Styrene resin with rubber polymer particles

Styrene-based resin composition

Composition of styrene resin, thermoplastic resin and rubber

Syndiotactic polystyrene and polycarbonate resin compositions

Styrene based resin composition

Styrene-based resin composition

Catalyst for producing aromatic vinyl compound-based polymer compos...

Process for production of styrene polymers

Syndiotactic styrene polymers

Process for producing a styrene polymer and a catalyst for use therein

Process for purification of styrenic polymer

Process for purification of syndiotactic styrene polymer

Styrene-based resin composition

Styrene copolymer and process for production thereof

Process for producing styrene polymers

Process for purification of styrene polymer

Process for producing a styrene polymer having high degree of syndi...

Styrene copolymer and process for production thereof

Styrene copolymer and process for production thereof

Patents Applicationslast 30 patents

METHOD FOR PRODUCING ALPHA-OLEFIN

Magnesium compound, solid catalyst component for olefin polymerizat...

Magnesium compound, solid catalyst component for olefin polymerizat...

Solid catalyst component for olefin polymerization, catalyst for ol...

Catalyst for vinyl compound polymerization and process for producin...

Catalyst for the production of alpha-olefin and alpha-olefin produc...

Catalyst for vinyl compounds and process for production of vinyl po...

Catalyst for the production of α-olefin and α-olefin...

Catalysts for α-olefin production and processes for producin...