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Masashi Yasumatsu
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Neyagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Charge control resin and manufacturing method of the same
Patent number
9,079,989
Issue date
Jul 14, 2015
Orient Chemical Industries Co., Ltd.
Masashi Yasumatsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Charge control resin and manufacturing method of the same
Patent number
8,883,946
Issue date
Nov 11, 2014
Orient Chemical Industries Co., Ltd.
Masashi Yasumatsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for manufacturing charge control agent
Patent number
8,076,465
Issue date
Dec 13, 2011
Orient Chemicals Industries, Lt.
Kazuyoshi Kuroda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Toner for developing electrostatic image and image formation proces...
Patent number
7,879,520
Issue date
Feb 1, 2011
Orient Chemical Industries, Ltd.
Kaori Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive electrified charge control agent and positive electrified...
Patent number
7,875,412
Issue date
Jan 25, 2011
Orient Chemical Industries, Ltd.
Osamu Yamate
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electric charge controlling agent, toner for developing electrostat...
Patent number
7,479,360
Issue date
Jan 20, 2009
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charge control agent and toner for electrostatic image development...
Patent number
7,413,837
Issue date
Aug 19, 2008
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charge control agent and toner for electrostatic image development
Patent number
7,094,513
Issue date
Aug 22, 2006
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for preparing a monoazo metal complex salt compound for cha...
Patent number
6,756,485
Issue date
Jun 29, 2004
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for preparing a monoazo metal complex salt compound for cha...
Patent number
6,548,648
Issue date
Apr 15, 2003
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Charge control agent, manufacturing process therefor and toner
Patent number
6,197,467
Issue date
Mar 6, 2001
Orient Chemical Industries
Shun-ichiro Yamanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Monoazo metal compound, composition thereof, charge control agent,...
Patent number
6,153,735
Issue date
Nov 28, 2000
Orient Chemical Industries, Ltd.
Kazuaki Sukata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Metal compound of aromatic hydroxycarboxylic acid, charge control a...
Patent number
5,990,332
Issue date
Nov 23, 1999
Orient Chemical Industries, Ltd.
Kazuaki Sukata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal compound of aromatic hydroxycarboxylic acid, charge control a...
Patent number
5,976,749
Issue date
Nov 2, 1999
Orient Chemical Industries, Ltd.
Kazuaki Sukata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Monoazo metal compound, composition thereof, charge control agent,...
Patent number
5,843,611
Issue date
Dec 1, 1998
Orient Chemical Industries, Ltd.
Kazuaki Sukata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
CHARGE CONTROL RESIN AND MANUFACTURING METHOD OF THE SAME
Publication number
20150025213
Publication date
Jan 22, 2015
ORIENT CHEMICAL INDUSTRIES CO., LTD.
Masashi YASUMATSU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHARGE CONTROL RESIN AND MANUFACTURING METHOD OF THE SAME
Publication number
20140080989
Publication date
Mar 20, 2014
ORIENT CHEMICAL INDUSTRIES CO., LTD.
Masashi Yasumatsu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CHARGE CONTROL AGENT AND RELATED ART
Publication number
20110045397
Publication date
Feb 24, 2011
Kazuyoshi Kuroda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CHARGE CONTROL AGENT AND RELATED ART
Publication number
20090053641
Publication date
Feb 26, 2009
Kazuyoshi Kuroda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Toner for developing electrostatic image and image formation proces...
Publication number
20070292779
Publication date
Dec 20, 2007
ORIENT CHEMICAL INDUSTRIES, LTD.
Kaori Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Positive electrified charge control agent and positive electrified...
Publication number
20070231726
Publication date
Oct 4, 2007
Orient Chemical Industries, Ltd.
Osamu Yamate
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Positive electrified charge control agent and charge control method...
Publication number
20070037083
Publication date
Feb 15, 2007
Orient Chemical Insustries, Ltd.
Osamu Yamate
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Charge control agent and toner for electrostatic image development
Publication number
20060257776
Publication date
Nov 16, 2006
Orient Chemical Industries, Ltd.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Electric charge controlling agent, toner for developing electrostat...
Publication number
20060154165
Publication date
Jul 13, 2006
Masashi Yasumatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charge control agent and toner for electrostatic image development
Publication number
20050250034
Publication date
Nov 10, 2005
ORIENT CHEMICAL INDUSTRIES, LTD.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Charge control agent and toner for electrostatic image development...
Publication number
20050208409
Publication date
Sep 22, 2005
Orient Chemical Industries Ltd.
Masashi Yasumatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Process for preparing a monoazo metal complex salt compound for cha...
Publication number
20030187234
Publication date
Oct 2, 2003
ORIENT CHEMICAL INDUSTRIES, LTD.
Masashi Yasumatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...