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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Microporous polyolefin membrane, its production method, battery sep...
Patent number
8,026,005
Issue date
Sep 27, 2011
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polymeric material and its manufacture and use
Patent number
7,872,086
Issue date
Jan 18, 2011
Tonen Chemical Corporation
Patrick Brant
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microporous polyolefin membrane, and method of producing the same
Patent number
7,815,825
Issue date
Oct 19, 2010
Tonen Chemical Corporation
Hidehiko Funaoka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multi-layer, microporous membrane, battery separator and battery
Patent number
7,807,287
Issue date
Oct 5, 2010
Tonen Chemical Corporation
Koichi Kono
B32 - LAYERED PRODUCTS
Information
Patent Grant
Microporous composite membrane and its producing method and use
Patent number
7,785,735
Issue date
Aug 31, 2010
Tonen Chemical Corporation
Norimitsu Kaimai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microporous composite membrane and its production method and use
Patent number
7,781,094
Issue date
Aug 24, 2010
Tonen Chemical Corporation
Kazuhiro Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microporous polyolefin membrane, its production method, and battery...
Patent number
7,700,182
Issue date
Apr 20, 2010
Tonen Chemical Corporation
Hiroyuki Ozaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous polyolefin membrane, and method of producing the same
Patent number
7,479,243
Issue date
Jan 20, 2009
Tonen Chemical Corporation
Hidehiko Funaoka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Copolymer of propylene with a conjugated diene and a process of pre...
Patent number
7,105,608
Issue date
Sep 12, 2006
Tonen Chemical Corporation
Takeshi Ishihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified polypropylene and process for producing same
Patent number
6,887,944
Issue date
May 3, 2005
Tonen Chemical Corporation
Hideaki Wakabayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microporous polyolefin film and process for producing the same
Patent number
6,824,865
Issue date
Nov 30, 2004
Tonen Chemical Corporation
Hidehiko Funaoka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Vanadium phosphorous mixed oxide
Patent number
6,762,146
Issue date
Jul 13, 2004
Tonen Chemical Corporation
Yuichi Kamiya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Microporous polyolefin film and process for producing the same
Patent number
6,666,969
Issue date
Dec 23, 2003
Tonen Chemical Corporation
Hidehiko Funaoka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polyolefin microporous film and method for preparing the same
Patent number
6,566,012
Issue date
May 20, 2003
Tonen Chemical Corporation
Kotaro Takita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Intercalation compound and a vanadium phosphorus mixed oxide and a...
Patent number
6,495,486
Issue date
Dec 17, 2002
Tonen Chemical Corporation
Yuichi Kamiya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Polyolefin microporous film and method for preparing the same
Patent number
6,245,272
Issue date
Jun 12, 2001
Tonen Chemical Corporation
Kotaro Takita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Thin non-protonic electrolytic film, immobilized liquid-film conduc...
Patent number
6,235,432
Issue date
May 22, 2001
Tonen Chemical Company
Koichi Kono
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Method of producing highly permeable microporous polyolefin membrane
Patent number
6,153,133
Issue date
Nov 28, 2000
Tonen Chemical Corporation
Norimitsu Kaimai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for the preparation of a functional group-containing polyar...
Patent number
6,001,934
Issue date
Dec 14, 1999
Tonen Chemical Co.
Hidenori Yamanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyarylene sulfide and a composition thereof
Patent number
5,945,490
Issue date
Aug 31, 1999
Tonen Chemical Corporation
Takashi Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microporous polyolefin battery separator
Patent number
5,922,492
Issue date
Jul 13, 1999
Tonen Chemical Corporation
Kotaro Takita
B32 - LAYERED PRODUCTS
Information
Patent Grant
Resin composition of propylene-ethylene random copolymer
Patent number
5,889,094
Issue date
Mar 30, 1999
Tonen Chemical Corporation
Kenji Ichiyanagi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic resin composition comprising propylene elastomer, and...
Patent number
5,880,198
Issue date
Mar 9, 1999
Tonen Chemical Corporation
Akira Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the regeneration of a catalyst
Patent number
5,854,161
Issue date
Dec 29, 1998
ABB Lummus Global Inc.
Tatsumi Ichiki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing microporous thermoplastic resin membrane
Patent number
5,853,633
Issue date
Dec 29, 1998
Tonen Chemical Corporation
Koichi Kono
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of producing of microporous polyolefin membrane
Patent number
5,830,554
Issue date
Nov 3, 1998
Tonen Chemical Corporation
Norimitsu Kaimai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyarylene sulfide, a process for the preparation thereof and a co...
Patent number
5,789,533
Issue date
Aug 4, 1998
Tonen Chemical Corporation
Hidenori Yamanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing microporous polyolefin membrane
Patent number
5,786,396
Issue date
Jul 28, 1998
Tonen Chemical Corporation
Kotaro Takita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of maufacturing a tubular extrusion molding product comprisi...
Patent number
5,777,069
Issue date
Jul 7, 1998
Tonen Chemical Corporation
Takashi Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of manufacturing polyolefin solutions
Patent number
5,741,848
Issue date
Apr 21, 1998
Tonen Chemical Corporation
Tetsuro Nogata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD...
Publication number
20100295511
Publication date
Nov 25, 2010
TONEN CHEMICAL CORPORATION
Shintaro Kikuchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR REMOVING DILUENT FROM A POLYMER EXTRUDATE, AND ITS APPLI...
Publication number
20100289174
Publication date
Nov 18, 2010
Tonen Chemical Corporation
Kotaro Kimishima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR REMOVING DILUENT FROM AN EXTRUDATE OF A POLYMER SOLUTION
Publication number
20100273032
Publication date
Oct 28, 2010
TONEN CHEMICAL CORPORATION
Kotaro Kimishima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEP...
Publication number
20100209745
Publication date
Aug 19, 2010
TONEN CHEMICAL CORPORATION
Kotaro Kimishima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MICROPOROUS POLYETHYLENE MEMBRANE, ITS PRODUCTION METHOD AND BATTER...
Publication number
20100151310
Publication date
Jun 17, 2010
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD...
Publication number
20100021808
Publication date
Jan 28, 2010
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYOLEFIN COMPOSITION, ITS PRODUCTION METHOD, AND A BATTERY SEPARA...
Publication number
20100003591
Publication date
Jan 7, 2010
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEP...
Publication number
20090286161
Publication date
Nov 19, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYETHYLENE MEMBRANE, ITS PRODUCTION METHOD, AND BATTE...
Publication number
20090269656
Publication date
Oct 29, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PRODUCTION METHOD OF MICROPOROUS POLYETHYLENE MEMBRANE AND BATTERY...
Publication number
20090269672
Publication date
Oct 29, 2009
Tonen Chemical Corporation
Kotaro Takita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD...
Publication number
20090253032
Publication date
Oct 8, 2009
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
HYDROPHILIC, COMPOSITE, MICROPOROUS MEMBRANE AND ITS PRODUCTION METHOD
Publication number
20090234032
Publication date
Sep 17, 2009
TONEN CHEMICAL CORPORATION
Kotaro Kimishima
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, BATTERY SEPARATOR FORMED THEREBY A...
Publication number
20090170005
Publication date
Jul 2, 2009
Tonen Chemical Corporation
Kotaro Kimishima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYETHYLENE MEMBRANE, BATTERY SEPARATOR F...
Publication number
20090148761
Publication date
Jun 11, 2009
TONEN CHEMICAL CORPORATION
Shintaro Kikuchi
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE AND MICROPOROU...
Publication number
20090146334
Publication date
Jun 11, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE
Publication number
20090134538
Publication date
May 28, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING MICROPOROUS THERMOPLASTIC RESIN MEMBRANE
Publication number
20090127733
Publication date
May 21, 2009
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYETHYLENE MEMBRANE, AND BATTERY SEPARAT...
Publication number
20090117453
Publication date
May 7, 2009
Tonen Chemical Corporation
Shintaro Kikuchi
B32 - LAYERED PRODUCTS
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYETHYLENE MEMBRANE, ITS PRODUCTION METH...
Publication number
20090117455
Publication date
May 7, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE AND METHOD FOR PRODUCING THE SAME
Publication number
20090098341
Publication date
Apr 16, 2009
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD...
Publication number
20090098450
Publication date
Apr 16, 2009
TONEN CHEMICAL CORPORATION
Shintaro Kikuchi
B32 - LAYERED PRODUCTS
Information
Patent Application
Microporous polyolefin membrane, and method of producing the same
Publication number
20090098449
Publication date
Apr 16, 2009
Tonen Chemical Corporation
Hidehiko Funaoka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Microporous Polymer Membrane
Publication number
20090092893
Publication date
Apr 9, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Microporous Membrane And Manufacturing Method
Publication number
20090087750
Publication date
Apr 2, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Microporous Polyolefin Membrane And Manufacturing Method
Publication number
20090087749
Publication date
Apr 2, 2009
TONEN CHEMICAL CORPORATION
Kotaro Takita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE
Publication number
20090079102
Publication date
Mar 26, 2009
Tonen Chemical Corporation
Kotaro Takita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEP...
Publication number
20090042008
Publication date
Feb 12, 2009
Tonen Chemical Corporation
Kotaro Kimishima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE AND MICROPOROU...
Publication number
20090008816
Publication date
Jan 8, 2009
Tonen Chemical Corporation
Kotaro Takita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD AND BATTERY...
Publication number
20070264578
Publication date
Nov 15, 2007
TONEN CHEMICAL CORPORATION
Hiroyuki Ozaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, AND BATTERY...
Publication number
20070264483
Publication date
Nov 15, 2007
TONEN CHEMICAL CORPORATION
Hiroyuki Ozaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Trademark
last 30 trademarks
Information
Trademark
75977059 - SETELA
Serial number
75977059
Registration number
2157801
Filing date
Jan 26, 1996
Tonen Chemical Corporation
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75079008 - SETELA
Serial number
75079008
Registration number
2209424
Filing date
Jan 26, 1996
Tonen Chemical Corporation
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes