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Seizo Aoki
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Shiga, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polyester film for electrical insulation
Patent number
6,054,224
Issue date
Apr 25, 2000
Toray Industries, Inc.
Itsuo Nagai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyester film reflector for a surface light source
Patent number
5,672,409
Issue date
Sep 30, 1997
Toray Industries, Inc.
Katsutoshi Miyakawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminated polyester film for heat-sensitive image transfer material
Patent number
5,407,724
Issue date
Apr 18, 1995
Toray Industries, Inc.
Takashi Mimura
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Process for forming a polyester film
Patent number
5,292,471
Issue date
Mar 8, 1994
Toray Industries, Inc.
Tatsuya Ito
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polyester film having specific surface properties
Patent number
5,271,985
Issue date
Dec 21, 1993
Toray Industries, Inc.
Kenji Tsunashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing polyester film
Patent number
5,076,976
Issue date
Dec 31, 1991
Toray Industries, Inc.
Seizo Aoki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Film for heat-sensitive mimeograph stencil
Patent number
5,061,565
Issue date
Oct 29, 1991
Toray Industries, Inc.
Seizo Aoki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS