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Yoko TAMURA
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Toyohashi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polyester resin for toners, method for producing same, toner and me...
Patent number
11,415,903
Issue date
Aug 16, 2022
MITSUBISHI CHEMICAL CORPORATION
Takahiro Mori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyester resin for toner, method for producing same, and toner
Patent number
10,691,034
Issue date
Jun 23, 2020
MITSUBISHI CHEMICAL CORPORATION
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin for toner, method for producing polyester resin for...
Patent number
10,428,178
Issue date
Oct 1, 2019
MITSUBISHI CHEMICAL CORPORATION
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Binder resin for toners, toner, and method for producing same
Patent number
10,394,146
Issue date
Aug 27, 2019
MITSUBISHI CHEMICAL CORPORATION
Tadahiro Ozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Binder resin for toner, toner, and manufacturing method therefor
Patent number
10,254,671
Issue date
Apr 9, 2019
MITSUBISHI CHEMICAL CORPORATION
Tadahiro Ozawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin, method for manufacturing polyester resin, and coat...
Patent number
10,093,771
Issue date
Oct 9, 2018
Mitsubishi Chemical Corporation
Akifumi Kondo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin, toner containing polyester resin, and method for m...
Patent number
9,971,259
Issue date
May 15, 2018
Mitsubishi Chemical Corporation
Yoko Tamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyester resin for toners, method for producing same, and toner
Patent number
9,434,813
Issue date
Sep 6, 2016
Mitsubishi Rayon Co., Ltd.
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin for toners, method for producing same, and toner
Patent number
9,394,400
Issue date
Jul 19, 2016
Mitsubishi Rayon Co., Ltd.
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner polyester resin, method for producing same, and toner
Patent number
9,290,615
Issue date
Mar 22, 2016
Mitsubishi Rayon Co., Ltd.
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin composition for toner and toner
Patent number
7,250,485
Issue date
Jul 31, 2007
Mitsubishi Rayon Co., Ltd.
Hirokazu Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
POLYESTER RESIN AND METHOD FOR PRODUCING SAME, AND TONER
Publication number
20230138263
Publication date
May 4, 2023
MITSUBISHI CHEMICAL CORPORATION
Yuka TACHIBANA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POLYESTER RESIN
Publication number
20200407493
Publication date
Dec 31, 2020
MITSUBISHI CHEMICAL CORPORATION
Yoko TAMURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN FOR TONER, METHOD FOR PRODUCING SAME, AND TONER
Publication number
20190278193
Publication date
Sep 12, 2019
MITSUBISHI CHEMICAL CORPORATION
Yoko TAMURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN FOR TONERS, METHOD FOR PRODUCING SAME, TONER AND ME...
Publication number
20190094733
Publication date
Mar 28, 2019
MITSUBISHI CHEMICAL CORPORATION
Takahiro Mori
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN FOR TONER, METHOD FOR PRODUCING POLYESTER RESIN FOR...
Publication number
20180258220
Publication date
Sep 13, 2018
MITSUBISHI CHEMICAL CORPORATION
Yoko TAMURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BINDER RESIN FOR TONERS, TONER, AND METHOD FOR PRODUCING SAME
Publication number
20180173124
Publication date
Jun 21, 2018
MITSUBISHI CHEMICAL CORPORATION
Tadahiro OZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BINDER RESIN FOR TONER, TONER, AND MANUFACTURING METHOD THEREFOR
Publication number
20180136576
Publication date
May 17, 2018
MITSUBISHI CHEMICAL CORPORATION
Tadahiro OZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN, TONER CONTAINING POLYESTER RESIN, AND METHOD FOR M...
Publication number
20170192369
Publication date
Jul 6, 2017
Mitsubishi Rayon Co., Ltd.
Yoko TAMURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POLYESTER RESIN, METHOD FOR MANUFACTURING POLYESTER RESIN, AND COAT...
Publication number
20170037182
Publication date
Feb 9, 2017
Mitsubishi Rayon Co., Ltd.
Akifumi KONDO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYESTER RESIN FOR TONERS, METHOD FOR PRODUCING SAME, AND TONER
Publication number
20150291730
Publication date
Oct 15, 2015
Mitsubishi Rayon Co., Ltd.
Yoko TAMURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TONER POLYESTER RESIN, METHOD FOR PRODUCING SAME, AND TONER
Publication number
20150152219
Publication date
Jun 4, 2015
Mitsubishi Rayon Co.,Ltd.
Yoko Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester resin composition for toner and toner
Publication number
20060078815
Publication date
Apr 13, 2006
MITSUBISHI RAYON CO., LTD
Hirokazu Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY