Membership
Tour
Register
Log in
Watanabe Yohichiroh
Follow
Person
Fuji, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method for producing toner for developing electrostatic image and a...
Patent number
9,023,572
Issue date
May 5, 2015
Ricoh Company, Ltd.
Takahiro Honda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner, method of producing toner, and image forming method
Patent number
8,758,972
Issue date
Jun 24, 2014
Ricoh Company, Limited
Takahiro Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for producing toner
Patent number
8,758,973
Issue date
Jun 24, 2014
Ricoh Company, Ltd.
Keiji Makabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and apparatus for producing toner
Patent number
8,748,072
Issue date
Jun 10, 2014
Ricoh Company, Ltd.
Takahiro Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing toner
Patent number
8,709,697
Issue date
Apr 29, 2014
Ricoh Company, Ltd.
Yoshihiro Norikane
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner
Patent number
8,663,888
Issue date
Mar 4, 2014
Ricoh Company, Ltd.
Yasutada Shitara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for manufacturing toner and toner
Patent number
8,652,744
Issue date
Feb 18, 2014
Ricoh Company, Ltd.
Watanabe Yohichiroh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner preparation method and apparatus, and toner prepared thereby
Patent number
8,568,628
Issue date
Oct 29, 2013
Ricoh Company, Ltd.
Yoshihiro Norikane
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing toner and toner
Patent number
8,445,172
Issue date
May 21, 2013
Ricoh Company, Ltd.
Yasutada Shitara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner for electrophotography and method of preparing the toner
Patent number
8,445,171
Issue date
May 21, 2013
Ricoh Company, Limited
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for producing toner
Patent number
8,329,373
Issue date
Dec 11, 2012
Ricoh Company, Ltd.
Yoshihiro Norikane
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of preparing toner and the toner, and developer and image fo...
Patent number
8,318,400
Issue date
Nov 27, 2012
Ricoh Company, Ltd.
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, method for producing toner, and developer
Patent number
8,263,304
Issue date
Sep 11, 2012
Ricoh Company, Ltd.
Takahiro Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, and method for producing the same
Patent number
8,252,500
Issue date
Aug 28, 2012
Ricoh Company, Ltd.
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner preparation method and apparatus, and toner prepared thereby
Patent number
8,137,087
Issue date
Mar 20, 2012
Ricoh Company, Ltd.
Yoshihiro Norikane
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Toner, vessel with the toner, developer, image forming apparatus an...
Patent number
8,124,308
Issue date
Feb 28, 2012
Ricoh Company Ltd.
Naohiro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic toner and method for producing the electrophoto...
Patent number
8,110,332
Issue date
Feb 7, 2012
Ricoh Company, Ltd.
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for manufacturing toner and toner manufactured...
Patent number
8,105,742
Issue date
Jan 31, 2012
Ricoh Company, Ltd.
Yoshihiro Norikane
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for manufacturing toner and toner
Patent number
8,034,526
Issue date
Oct 11, 2011
Ricoh Company Limited
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, vessel with the toner, developer, image forming apparatus an...
Patent number
8,026,031
Issue date
Sep 27, 2011
Ricoh Company, Ltd.
Naohiro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner and method for producing the same, and image-forming method u...
Patent number
7,932,007
Issue date
Apr 26, 2011
Ricoh Company, Ltd.
Hiroshi Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method and process cartridge
Patent number
7,892,718
Issue date
Feb 22, 2011
Ricoh Company, Ltd.
Yasuaki Iwamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method, and process cartridge
Patent number
7,873,304
Issue date
Jan 18, 2011
Ricoh Company, Ltd.
Yasuaki Iwamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner and developer, and image forming apparatus, image forming met...
Patent number
7,862,973
Issue date
Jan 4, 2011
Ricoh Company, Ltd.
Shinya Nakayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method, and process cartridge
Patent number
7,718,340
Issue date
May 18, 2010
Ricoh Company, Ltd.
Yasuaki Iwamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method and process cartridge
Patent number
7,713,672
Issue date
May 11, 2010
Ricoh Company, Ltd.
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic toner and method of preparing the toner
Patent number
7,666,566
Issue date
Feb 23, 2010
Ricoh Company, Ltd.
Shinji Ohtani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer, image forming method, and toner container
Patent number
7,629,099
Issue date
Dec 8, 2009
Ricoh Company Limited
Hiroshi Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer including the toner, and method for fixing toner i...
Patent number
7,563,555
Issue date
Jul 21, 2009
Ricoh Company Limited
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-fixing method and image-fixing device, and, image-forming met...
Patent number
7,560,216
Issue date
Jul 14, 2009
Ricoh Company, Ltd.
Tsunemi Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
Publication number
20130196266
Publication date
Aug 1, 2013
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING TONER
Publication number
20120070777
Publication date
Mar 22, 2012
Keiji Makabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR MANUFACTURING TONER AND TONER
Publication number
20110305987
Publication date
Dec 15, 2011
Watanabe YOHICHIROH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER
Publication number
20110151370
Publication date
Jun 23, 2011
Yasutada SHITARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, VESSEL WITH THE TONER, DEVELOPER, IMAGE FORMING APPARATUS AN...
Publication number
20110086308
Publication date
Apr 14, 2011
Naohiro WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, METHOD FOR MANUFACTURING THE TONER, DEVELOPER INCLUDING THE...
Publication number
20110033203
Publication date
Feb 10, 2011
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF MANUFACTURING TONER
Publication number
20110014565
Publication date
Jan 20, 2011
Yoshihiro NORIKANE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING TONER FOR DEVELOPING ELECTROSTATIC IMAGE AND A...
Publication number
20100297548
Publication date
Nov 25, 2010
Takahiro Honda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TONER, DEVELOPER, IMAGE FORMING METHOD, PROCESS CARTRIDGE AND DEVEL...
Publication number
20100291481
Publication date
Nov 18, 2010
Saori YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING TONER AND TONER
Publication number
20100227267
Publication date
Sep 9, 2010
Yasutada SHITARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Method and apparatus for producing toner
Publication number
20100104970
Publication date
Apr 29, 2010
Ricoh Company, Ltd.
Yoshihiro Norikane
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, METHOD FOR PRODUCING TONER, AND DEVELOPER
Publication number
20100055590
Publication date
Mar 4, 2010
Takahiro HONDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, METHOD OF PRODUCING TONER, AND IMAGE FORMING METHOD
Publication number
20100003613
Publication date
Jan 7, 2010
Takahiro Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, AND METHOD FOR PRODUCING THE SAME
Publication number
20090325100
Publication date
Dec 31, 2009
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING TONER
Publication number
20090317738
Publication date
Dec 24, 2009
Takahiro HONDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING TONER, AND TONER
Publication number
20090239170
Publication date
Sep 24, 2009
Takahiro Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE
Publication number
20090175658
Publication date
Jul 9, 2009
RICOH COMPANY, LTD.
Yasuaki Iwamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, VESSEL WITH THE TONER, DEVELOPER, IMAGE FORMING APPARATUS AN...
Publication number
20090155709
Publication date
Jun 18, 2009
Ricoh Company, Ltd.
Naohiro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF PREPARING TONER AND THE TONER, AND DEVELOPER AND IMAGE FO...
Publication number
20090117486
Publication date
May 7, 2009
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER FOR ELECTROPHOTOGRAPHY AND METHOD OF PREPARING THE TONER
Publication number
20090042118
Publication date
Feb 12, 2009
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC TONER AND METHOD FOR PRODUCING THE ELECTROPHOTO...
Publication number
20080292985
Publication date
Nov 27, 2008
Kazumi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING TONER AND TONER MANUFACTURED...
Publication number
20080286680
Publication date
Nov 20, 2008
Yoshihiro Norikane
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TONER PREPARATION METHOD AND APPARATUS, AND TONER PREPARED THEREBY
Publication number
20080286679
Publication date
Nov 20, 2008
RICOH COMPANY, LTD.
Yoshihiro NORIKANE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TONER PREPARATION METHOD AND APPARATUS, AND TONER PREPARED THEREBY
Publication number
20080248416
Publication date
Oct 9, 2008
RICOH COMPANY LTD.
Yoshihiro NORIKANE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TONER AND DEVELOPER, AND IMAGE FORMING APPARATUS, IMAGE FORMING MET...
Publication number
20080118855
Publication date
May 22, 2008
Shinya Nakayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR MANUFACTURING TONER AND TONER
Publication number
20080063971
Publication date
Mar 13, 2008
Yohichiroh WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE
Publication number
20080032226
Publication date
Feb 7, 2008
Tsunemi Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND PROCESS CARTRIDGE
Publication number
20070281236
Publication date
Dec 6, 2007
Yohichiroh Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE
Publication number
20070281237
Publication date
Dec 6, 2007
Yasuaki IWAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND PROCESS CARTRIDGE
Publication number
20070248380
Publication date
Oct 25, 2007
Yasuaki IWAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY