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Ryuichi Hayashi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Colored thermoplastic resin compositions for laser welding, anthraq...
Patent number
7,714,045
Issue date
May 11, 2010
E. I. Du Pont de Nemours and Company
Yoshiteru Hatase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Colored thermoplastic resin compositions for laser welding, specifi...
Patent number
7,513,947
Issue date
Apr 7, 2009
E. I. Du Pont de Nemours and Company
Reiko Koshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Colored thermoplastic resin compositions for laser welding, specifi...
Patent number
7,485,675
Issue date
Feb 3, 2009
E. I. Du Pont de Nemours and Company
Reiko Koshida
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fabricated resin products for laser welding and including transmitt...
Patent number
7,456,238
Issue date
Nov 25, 2008
E. I. Du Pont de Nemours and Company
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Colored thermoplastic resin compositions for laser welding, coloran...
Patent number
7,053,140
Issue date
May 30, 2006
E. I. Du Pont de Nemours and Company
Reiko Koshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Semi-crystalline, semi-aromatic copolymers with superior post-moldi...
Patent number
6,140,459
Issue date
Oct 31, 2000
E. I. Du Pont de Nemours and Company
Christian Leboeuf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Crystalline aromatic polyamide resin composition
Patent number
5,856,428
Issue date
Jan 5, 1999
E. I. Du Pont de Nemours and Company
Ryuichi Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamide resin compositions and production process
Patent number
5,770,679
Issue date
Jun 23, 1998
E. I. Du Pont de Nemours and Company
Ryuichi Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamide resin composition and molding thereof
Patent number
5,750,639
Issue date
May 12, 1998
E. I. Du Pont de Nemours and Company
Ryuichi Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Colored thermoplastic resin compositions for laser welding, specifi...
Publication number
20060009558
Publication date
Jan 12, 2006
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Colored thermoplastic resin compositions for laser welding, specifi...
Publication number
20050228085
Publication date
Oct 13, 2005
Reiko Koshida
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Polyamide composition for molding
Publication number
20040214948
Publication date
Oct 28, 2004
Ryuichi Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyamide composition for molding
Publication number
20030134980
Publication date
Jul 17, 2003
Ryuichi Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Colored thermoplastic resin compositions for laser welding, specifi...
Publication number
20030088076
Publication date
May 8, 2003
Reiko Koshida
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Colored thermoplastic resin compositions for laser welding, coloran...
Publication number
20030068497
Publication date
Apr 10, 2003
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Colored thermoplastic resin compositions for laser welding anthraqu...
Publication number
20030065074
Publication date
Apr 3, 2003
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Colored thermoplastic resin compositions for laser welding, specifi...
Publication number
20030045618
Publication date
Mar 6, 2003
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Fabricated resin products for laser welding and including transmitt...
Publication number
20030039837
Publication date
Feb 27, 2003
Reiko Koshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL