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Munehiro Chosa
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Ichihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Transparent thermoplastic resin pellet manufacturing method
Patent number
9,751,990
Issue date
Sep 5, 2017
Idemitsu Kosan Co., Ltd.
Takayoshi Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Aromatic polycarbonate resins for optical disk substrates
Patent number
7,122,614
Issue date
Oct 17, 2006
Idemitsu Kosan Co., Ltd.
Munehiro Chosa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin for optical disk substrate and optical disk sub...
Patent number
7,067,609
Issue date
Jun 27, 2006
Idemitsu Kosan Co., Ltd.
Tatsuya Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin for optical disk substrate and optical disk sub...
Patent number
6,716,510
Issue date
Apr 6, 2004
Idemitsu Petrochemical Co., Ltd.
Tatsuya Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Substrate for digital versatile disk and process for producing the...
Patent number
6,316,071
Issue date
Nov 13, 2001
Idemitsu Petrochemical Co., Ltd.
Munehiro Chosa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Suscepter device for the preparation of a diamond film-coated body
Patent number
5,304,249
Issue date
Apr 19, 1994
Idemitsu Petrochemical Company Limited
Munehiro Chosa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Microwave plasma CVD apparatus comprising dual plungers for two-dim...
Patent number
5,292,371
Issue date
Mar 8, 1994
Idemitsu Petrochemical Co., Ltd.
Haruo Yasui
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
TRANSPARENT THERMOPLASTIC RESIN PELLET MANUFACTURING METHOD
Publication number
20150018511
Publication date
Jan 15, 2015
Idemitsu Kosan Co., Ltd.
Takayoshi Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Aromatic polycarbonate resins for optical disk substrates
Publication number
20050165204
Publication date
Jul 28, 2005
Idemitsu Petrochemical Co., Ltd.
Munehiro Chosa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate resin for optical disk substrate and optical disk sub...
Publication number
20040147713
Publication date
Jul 29, 2004
Idemitsu Petrochemical Co., Ltd.
Tatsuya Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate resin for optical disk substrate and optical disk sub...
Publication number
20040143048
Publication date
Jul 22, 2004
Idemitsu Petrochemical Co., Ltd.
Tatsuya Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate resin for optical disk substrate and optical disk sub...
Publication number
20040142139
Publication date
Jul 22, 2004
Idemitsu Petrochemical Co., Ltd.
Tatsuya Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate resin for optical disk substrate and optical disk sub...
Publication number
20020137827
Publication date
Sep 26, 2002
Tatsuya Tomioka
G11 - INFORMATION STORAGE