Akimitsu Tsukuda

Person

Kyoto-fu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Porous film including porous base and porous layer having inorganic...
- Patent number 12,002,988
- Issue date Jun 4, 2024
- Toray Industries, Inc.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Porous film, separator for secondary batteries, and secondary battery
- Patent number 11,742,514
- Issue date Aug 29, 2023
- Toray Industries, Inc.
- Kei Ikoma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Porous film, separator for rechargeable battery, and rechargeable b...
- Patent number 11,637,351
- Issue date Apr 25, 2023
- Toray Industries, Inc.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Porous film, separator for secondary batteries, and secondary battery
- Patent number 10,950,914
- Issue date Mar 16, 2021
- Toray Industries, Inc.
- Nobuyasu Kai
- B32 - LAYERED PRODUCTS
Information Patent Grant
Secondary battery separator and secondary battery
- Patent number 10,777,796
- Issue date Sep 15, 2020
- Toray Industries, Inc.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multilayer film
- Patent number 10,751,980
- Issue date Aug 25, 2020
- Toray Industries, Inc.
- Atsushi Sawamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer-ion-permeable membrane, composite-ion-permeable membrane, b...
- Patent number 10,305,143
- Issue date May 28, 2019
- Toray Industries, Inc.
- Atsushi Sawamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer-ion-permeable membrane, composite-ion-permeable membrane, b...
- Patent number 10,173,179
- Issue date Jan 8, 2019
- Toray Industries, Inc.
- Atsushi Sawamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide porous film, separator for battery, and battery
- Patent number 10,044,017
- Issue date Aug 7, 2018
- Toray Industries, Inc.
- Atsushi Sawamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Retardation film and polyester resin for optical use
- Patent number 8,859,648
- Issue date Oct 14, 2014
- Toray Industries, Inc.
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide porous film and separator for capacitor or batte...
- Patent number 8,815,384
- Issue date Aug 26, 2014
- Toray Industries, Inc.
- Atsushi Sawamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Light-condensing film, liquid-crystal panel and backlight as well a...
- Patent number 8,477,267
- Issue date Jul 2, 2013
- Kuraray Co., Ltd.
- Katsuya Fujisawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Alicyclic or aromatic polyamides, polyamide films, optical members...
- Patent number 8,153,753
- Issue date Apr 10, 2012
- Toray Industries, Inc.
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a film of an aromatic amide oxadiazole polymer...
- Patent number 7,868,102
- Issue date Jan 11, 2011
- Toray Industries, Inc.
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide porous film, process for producing the same and...
- Patent number 7,866,487
- Issue date Jan 11, 2011
- Toray Industries, Inc.
- Masanori Sueoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Light-condensing film, liquid-crystal panel and backlight as well a...
- Patent number 7,852,435
- Issue date Dec 14, 2010
- Kuraray Co., Ltd.
- Katsuya Fujisawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Film and magnetic-recording medium using the same
- Patent number 7,531,252
- Issue date May 12, 2009
- Toray Industries, Inc.
- Masanori Sueoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Aromatic polymer, film, electrolyte membrane and separator
- Patent number 7,511,112
- Issue date Mar 31, 2009
- Toray Industries, Inc.
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide resin moldings, production methods thereof, and...
- Patent number RE40039
- Issue date Jan 29, 2008
- Toray Industries, Inc.
- Akimitsu Tsukuda
- 428 - Stock material or miscellaneous articles
Information Patent Grant
Highly size-stabilized polymer film and magnetic recording medium u...
- Patent number 6,797,381
- Issue date Sep 28, 2004
- Toray Industries, Inc.
- Akimitsu Tsukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium
- Patent number 6,468,628
- Issue date Oct 22, 2002
- Toray Industries, Inc.
- Masanori Sueoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Laminated film and process
- Patent number 6,368,722
- Issue date Apr 9, 2002
- Toray Industries, Inc.
- Takashi Mimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide film and magnetic recording medium using it
- Patent number 6,358,619
- Issue date Mar 19, 2002
- Toray Industries, Inc.
- Masanori Sueoka
- B32 - LAYERED PRODUCTS
Information Patent Grant
Aromatic polyamide resin moldings, production methods thereof, and...
- Patent number 6,274,220
- Issue date Aug 14, 2001
- Toray Industries, Inc.
- Akimitsu Tsukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide film
- Patent number 6,010,765
- Issue date Jan 4, 2000
- Toray Industries, Inc.
- Akimitsu Tsukuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Aromatic polyamide film, method of manufacturing the same and magne...
- Patent number 5,993,938
- Issue date Nov 30, 1999
- Toray Industries, Inc.
- Akimitsu Tsukuda
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Film made of an aromatic polyamide and/or aromatic polyimide and a...
- Patent number 5,969,080
- Issue date Oct 19, 1999
- Toray Industries, Inc.
- Toshiya Ieki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Magnetic recording medium having specified base film surface charac...
- Patent number 5,686,166
- Issue date Nov 11, 1997
- Toray Industries, Inc.
- Akimitsu Tsukuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having an aromatic polyamide substrate
- Patent number 5,645,918
- Issue date Jul 8, 1997
- Toray Industries, Inc.
- Nobuaki Ito
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SECONDARY BATTERY
- Publication number 20240213618
- Publication date Jun 27, 2024
- TORAY INDUSTRIES, INC.
- Kei Ikoma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
- Publication number 20240097273
- Publication date Mar 21, 2024
- TORAY INDUSTRIES, INC.
- Kei Ikoma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY
- Publication number 20230198097
- Publication date Jun 22, 2023
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY
- Publication number 20230126565
- Publication date Apr 27, 2023
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY
- Publication number 20230130427
- Publication date Apr 27, 2023
- TORAY INDUSTRIES, INC.
- Keiichi Kamon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY
- Publication number 20220013861
- Publication date Jan 13, 2022
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY CELL, AND SECONDARY CELL
- Publication number 20200358066
- Publication date Nov 12, 2020
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- B32 - LAYERED PRODUCTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY
- Publication number 20200321586
- Publication date Oct 8, 2020
- TORAY INDUSTRIES, INC.
- Kei Ikoma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY
- Publication number 20200295331
- Publication date Sep 17, 2020
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR RECHARGEABLE BATTERY, AND RECHARGEABLE B...
- Publication number 20200099031
- Publication date Mar 26, 2020
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY
- Publication number 20190319238
- Publication date Oct 17, 2019
- TORAY INDUSTRIES, INC.
- Kei Ikoma
- B32 - LAYERED PRODUCTS
Information Patent Application
MULTILAYER FILM
- Publication number 20190217587
- Publication date Jul 18, 2019
- TORAY INDUSTRIES, INC.
- Atsushi Sawamoto
- B32 - LAYERED PRODUCTS
Information Patent Application
SECONDARY BATTERY SEPARATOR AND SECONDARY BATTERY
- Publication number 20190103593
- Publication date Apr 4, 2019
- TORAY INDUSTRIES, INC.
- Nobuyasu Kai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLYMER-ION-PERMEABLE MEMBRANE, COMPOSITE-ION-PERMEABLE MEMBRANE, B...
- Publication number 20170358817
- Publication date Dec 14, 2017
- TORAY INDUSTRIES, INC.
- Atsushi Sawamoto
- B32 - LAYERED PRODUCTS
Information Patent Application
POLYMER-ION-PERMEABLE MEMBRANE, COMPOSITE-ION-PERMEABLE MEMBRANE, B...
- Publication number 20170320021
- Publication date Nov 9, 2017
- TORAY INDUSTRIES, INC.
- Atsushi Sawamoto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AROMATIC POLYAMIDE POROUS FILM, SEPARATOR FOR BATTERY, AND BATTERY
- Publication number 20140329155
- Publication date Nov 6, 2014
- TORAY INDUSTRIES, INC.
- Atsushi Sawamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AROMATIC POLYAMIDE POROUS FILM AND SEPARATOR FOR CAPACITOR OR BATTE...
- Publication number 20120308898
- Publication date Dec 6, 2012
- TORAY INDUSTRIES, INC.
- Atsushi Sawamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light-Condensing Film, Liquid-Crystal Panel and Backlight as well a...
- Publication number 20110126975
- Publication date Jun 2, 2011
- Katsuya Fujisawa
- G02 - OPTICS
Information Patent Application
Method for producing a film of an aromatic amide oxadiazole polymer...
- Publication number 20100016521
- Publication date Jan 21, 2010
- Hideki MORIYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Retardation film and polyester resin for optical use
- Publication number 20090207490
- Publication date Aug 20, 2009
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Compound having oxadiazole structure and a dehydration-cyclization...
- Publication number 20090182171
- Publication date Jul 16, 2009
- Hideki MORIYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aromatic Polyamide Porous Film, Process for Producing the Same and...
- Publication number 20080113177
- Publication date May 15, 2008
- TORAY INDUSTRIES, INC.
- Masanori Sueoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Liquid-Crystal Panel, Manufacturing Process Therefor and Electronic...
- Publication number 20070258022
- Publication date Nov 8, 2007
- Kazushige Takechi
- G02 - OPTICS
Information Patent Application
Acrylic Resin Films and Process for Producing the Same
- Publication number 20070243364
- Publication date Oct 18, 2007
- Shigetoshi Maekawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Film and magnetic-recording medium using the same
- Publication number 20070082232
- Publication date Apr 12, 2007
- Masanori Sueoka
- G11 - INFORMATION STORAGE
Information Patent Application
Light condensing film, liquid-crystal panel and backlight a well as...
- Publication number 20060279679
- Publication date Dec 14, 2006
- Katsuya Fujisawa
- G02 - OPTICS
Information Patent Application
Aromatic polymer, film, electrolyte membrane and separator
- Publication number 20060204812
- Publication date Sep 14, 2006
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Alicyclic or aromatic polyamides, polyamide films, optical members...
- Publication number 20060106193
- Publication date May 18, 2006
- Toray Industries,.
- Hideki Moriyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Magnetic recording medium
- Publication number 20010008714
- Publication date Jul 19, 2001
- Masanori Sueoka
- G11 - INFORMATION STORAGE

Akimitsu Tsukuda

Person

Patents Grantslast 30 patents

Porous film including porous base and porous layer having inorganic...

Porous film, separator for secondary batteries, and secondary battery

Porous film, separator for rechargeable battery, and rechargeable b...

Porous film, separator for secondary batteries, and secondary battery

Secondary battery separator and secondary battery

Multilayer film

Polymer-ion-permeable membrane, composite-ion-permeable membrane, b...

Polymer-ion-permeable membrane, composite-ion-permeable membrane, b...

Aromatic polyamide porous film, separator for battery, and battery

Retardation film and polyester resin for optical use

Aromatic polyamide porous film and separator for capacitor or batte...

Light-condensing film, liquid-crystal panel and backlight as well a...

Alicyclic or aromatic polyamides, polyamide films, optical members...

Method for producing a film of an aromatic amide oxadiazole polymer...

Aromatic polyamide porous film, process for producing the same and...

Light-condensing film, liquid-crystal panel and backlight as well a...

Film and magnetic-recording medium using the same

Aromatic polymer, film, electrolyte membrane and separator

Aromatic polyamide resin moldings, production methods thereof, and...

Highly size-stabilized polymer film and magnetic recording medium u...

Magnetic recording medium

Laminated film and process

Aromatic polyamide film and magnetic recording medium using it

Aromatic polyamide resin moldings, production methods thereof, and...

Aromatic polyamide film

Aromatic polyamide film, method of manufacturing the same and magne...

Film made of an aromatic polyamide and/or aromatic polyimide and a...

Magnetic recording medium having specified base film surface charac...

Magnetic recording medium having an aromatic polyamide substrate

Patents Applicationslast 30 patents

SECONDARY BATTERY

NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY CELL, AND SECONDARY CELL

POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

POROUS FILM, SEPARATOR FOR RECHARGEABLE BATTERY, AND RECHARGEABLE B...

POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

MULTILAYER FILM

SECONDARY BATTERY SEPARATOR AND SECONDARY BATTERY

POLYMER-ION-PERMEABLE MEMBRANE, COMPOSITE-ION-PERMEABLE MEMBRANE, B...

POLYMER-ION-PERMEABLE MEMBRANE, COMPOSITE-ION-PERMEABLE MEMBRANE, B...

AROMATIC POLYAMIDE POROUS FILM, SEPARATOR FOR BATTERY, AND BATTERY

AROMATIC POLYAMIDE POROUS FILM AND SEPARATOR FOR CAPACITOR OR BATTE...

Light-Condensing Film, Liquid-Crystal Panel and Backlight as well a...

Method for producing a film of an aromatic amide oxadiazole polymer...

Retardation film and polyester resin for optical use

Compound having oxadiazole structure and a dehydration-cyclization...

Aromatic Polyamide Porous Film, Process for Producing the Same and...

Liquid-Crystal Panel, Manufacturing Process Therefor and Electronic...

Acrylic Resin Films and Process for Producing the Same

Film and magnetic-recording medium using the same

Light condensing film, liquid-crystal panel and backlight a well as...

Aromatic polymer, film, electrolyte membrane and separator

Alicyclic or aromatic polyamides, polyamide films, optical members...

Magnetic recording medium