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Makoto Handa
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polyester composition, polyester film, and magnetic recording medium
Patent number
11,739,182
Issue date
Aug 29, 2023
Toyobo Co., Ltd.
Amane Hirose
G11 - INFORMATION STORAGE
Information
Patent Grant
Polyester composition, polyester film, and magnetic recording medium
Patent number
11,708,488
Issue date
Jul 25, 2023
Toyobo Co., Ltd.
Amane Hirose
G11 - INFORMATION STORAGE
Information
Patent Grant
Biaxially oriented polyester film
Patent number
11,186,701
Issue date
Nov 30, 2021
Toyobo Co., Ltd.
Makoto Handa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Resin film with controlled youngs modulus
Patent number
11,037,592
Issue date
Jun 15, 2021
Toyobo Co., Ltd.
Makoto Handa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Biaxially oriented laminated film
Patent number
8,313,849
Issue date
Nov 20, 2012
Teijin Limited
Eiji Kinoshita
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminate film
Patent number
7,264,866
Issue date
Sep 4, 2007
Teijin DuPont Films Japan Limited
Katsuyuki Hashimoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminated film for optical use
Patent number
7,026,035
Issue date
Apr 11, 2006
Teijin DuPont Films Japan Limited
Shinji Yano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminated polyester film and laminated film
Patent number
7,022,388
Issue date
Apr 4, 2006
Teijin DuPont Films Japan Limited
Katsuyuki Hashimoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Base film for membrane switch and membrane switch
Patent number
7,022,397
Issue date
Apr 4, 2006
Teijin DuPont Films Japan Limited
Koji Furuya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester film for capacitors
Patent number
7,022,407
Issue date
Apr 4, 2006
Teijin Limited
Koji Furuya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic recording medium and base film for the same
Patent number
6,713,155
Issue date
Mar 30, 2004
Teijin Limited
Makoto Handa
G11 - INFORMATION STORAGE
Information
Patent Grant
Biaxially oriented polyester film, adhesive film and colored hard c...
Patent number
6,589,649
Issue date
Jul 8, 2003
Teijin Limited
Taro Oya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic polyamide film
Patent number
6,589,663
Issue date
Jul 8, 2003
Teijin Limited
Makoto Handa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Trimethylene-2, 6-naphthalene dicarboxylate (co)polymer film, quate...
Patent number
6,525,165
Issue date
Feb 25, 2003
Teijin Limited
Ryoji Tsukamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminate film with organic particulate for a magnetic recording medium
Patent number
6,461,726
Issue date
Oct 8, 2002
Teijin Limited
Makoto Handa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Aromatic polyamide film laminate, production process thereof and ma...
Patent number
6,376,043
Issue date
Apr 23, 2002
Teijin Limited
Makoto Handa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Aromatic polyamide film for high-density magnetic recording media
Patent number
6,344,257
Issue date
Feb 5, 2002
Teijin Limited
Makoto Handa
G11 - INFORMATION STORAGE
Information
Patent Grant
Biaxially oriented film and magnetic recording medium comprising th...
Patent number
6,180,254
Issue date
Jan 30, 2001
Teijin Limited
Makoto Handa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminate film and magnetic recording medium using the same
Patent number
5,965,233
Issue date
Oct 12, 1999
Teijin Limited
Mitsuo Tojo
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminate film
Patent number
5,935,684
Issue date
Aug 10, 1999
Teijin Limited
Makoto Handa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biaxially oriented laminate films and magnetic recording media
Patent number
5,912,063
Issue date
Jun 15, 1999
Teijin Limited
Toshifumi Osawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polyester film having low electrostatic and high adhesion properties
Patent number
5,811,197
Issue date
Sep 22, 1998
Teijin Limited
Masanori Nishiyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biaxially oriented laminated polyester film and magnetic recording...
Patent number
5,556,691
Issue date
Sep 17, 1996
Teijin Limited
Masami Etchu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Biaxially oriented polyester film
Patent number
5,372,879
Issue date
Dec 13, 1994
Teijin Limited
Makoto Handa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
POLYESTER COMPOSITION, POLYESTER FILM, AND MAGNETIC RECORDING MEDIUM
Publication number
20210332233
Publication date
Oct 28, 2021
Toyobo Co., Ltd.
Amane HIROSE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BIAXIALLY ORIENTED POLYESTER FILM
Publication number
20210061974
Publication date
Mar 4, 2021
TOYOBO FILM SOLUTIONS LIMITED
Makoto HANDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER COMPOSITION, POLYESTER FILM, AND MAGNETIC RECORDING MEDIUM
Publication number
20210032401
Publication date
Feb 4, 2021
TOYOBO FILM SOLUTIONS LIMITED
Amane HIROSE
G11 - INFORMATION STORAGE
Information
Patent Application
RESIN FILM
Publication number
20190180781
Publication date
Jun 13, 2019
TEIJIN FILM SOLUTIONS LIMITED
Makoto HANDA
G11 - INFORMATION STORAGE
Information
Patent Application
BIAXIALLY ORIENTED LAMINATED FILM
Publication number
20110039127
Publication date
Feb 17, 2011
TEIJIN LIMITED
Eiji Kinoshita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Laminate film
Publication number
20060121299
Publication date
Jun 8, 2006
Katsuyuki Hashimoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
base film for membrane switch and membrane switch
Publication number
20050064140
Publication date
Mar 24, 2005
Koji Furuya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Laminated film for optical use
Publication number
20050019555
Publication date
Jan 27, 2005
Shinji Yano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Laminated polyester film and laminated film
Publication number
20040265539
Publication date
Dec 30, 2004
TEIJIN DUPONT FILMS JAPAN LIMITED
Katsuyuki Hashimoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Aromatic polyamide film
Publication number
20030027976
Publication date
Feb 6, 2003
Makoto Handa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Biaxially oriented polyester film, adhesive film and colored hard c...
Publication number
20030008162
Publication date
Jan 9, 2003
Taro Oya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LAMINATE FILM WITH ORGANIC PARTICULATE FOR MAGNETIC RECORDING MEDIUM
Publication number
20020068196
Publication date
Jun 6, 2002
MAKOTO HANDA
B82 - NANO-TECHNOLOGY