Kumiko Hatakeyama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image bearing member to which boron nitride is attached
- Patent number 8,509,670
- Issue date Aug 13, 2013
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, protectant applicator and process cartridge
- Patent number 8,374,537
- Issue date Feb 12, 2013
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, protective agent and process cartridge
- Patent number 8,340,562
- Issue date Dec 25, 2012
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Protective layer setting unit, process cartridge, and image forming...
- Patent number 8,180,271
- Issue date May 15, 2012
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge
- Patent number 7,991,327
- Issue date Aug 2, 2011
- Ricoh Company, Limited
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Protective material and image forming apparatus using the protectiv...
- Patent number 7,991,342
- Issue date Aug 2, 2011
- Ricoh Company, Ltd.
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lubricant coater, image bearing unit, and image forming apparatus
- Patent number 7,986,910
- Issue date Jul 26, 2011
- Ricoh Company, Ltd.
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and protective agent block
- Patent number 7,979,016
- Issue date Jul 12, 2011
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, process cartridge, cleaning system, and im...
- Patent number 7,840,152
- Issue date Nov 23, 2010
- Ricoh Company, Limited
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Protective-agent applying device, process cartridge, and image form...
- Patent number 7,826,787
- Issue date Nov 2, 2010
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge including photoconductor pre-coated with protecti...
- Patent number 7,738,829
- Issue date Jun 15, 2010
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Protective layer setting unit, process cartridge, and image forming...
- Patent number 7,734,242
- Issue date Jun 8, 2010
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with protective agent applying unit and pro...
- Patent number 7,693,476
- Issue date Apr 6, 2010
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including controller to detect condition of...
- Patent number 7,639,957
- Issue date Dec 29, 2009
- Ricoh Company, Ltd.
- Shinji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge member, charge apparatus, process cartridge, and image formi...
- Patent number 7,583,914
- Issue date Sep 1, 2009
- Ricoh Company, Ltd.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus, process cartridge, and cleaning system...
- Patent number 7,499,664
- Issue date Mar 3, 2009
- Ricoh Company, Limited
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, process cartridge and cleaningless system
- Patent number 7,315,711
- Issue date Jan 1, 2008
- Ricoh Company, Ltd.
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus controlling polarity of residual toner and...
- Patent number 7,218,879
- Issue date May 15, 2007
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE BEARING MEMBER AND IMAGE FORMING APPARATUS
- Publication number 20110085824
- Publication date Apr 14, 2011
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, PROTECTIVE AGENT AND PROCESS CARTRIDGE
- Publication number 20100034570
- Publication date Feb 11, 2010
- RICOH COMPANY, LTD.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROTECTIVE AGENT BLOCK
- Publication number 20090290920
- Publication date Nov 26, 2009
- RICOH COMPANY, LTD.
- Kumiko Hatakeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROTECTIVE MATERIAL AND IMAGE FORMING APPARATUS USING THE PROTECTIV...
- Publication number 20090279930
- Publication date Nov 12, 2009
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, PROTECTANT APPLICATOR AND PROCESS CARTRIDGE
- Publication number 20090232541
- Publication date Sep 17, 2009
- RICOH COMPANY, LTD.
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, CLEANING SYSTEM, AND IM...
- Publication number 20090116863
- Publication date May 7, 2009
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LUBRICANT COATER, IMAGE BEARING UNIT, AND IMAGE FORMING APPARATUS
- Publication number 20090028618
- Publication date Jan 29, 2009
- RICOH COMPANY, LTD.
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROTECTIVE LAYER SETTING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...
- Publication number 20090016769
- Publication date Jan 15, 2009
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROTECTIVE LAYER SETTING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...
- Publication number 20090003853
- Publication date Jan 1, 2009
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS USING SAME
- Publication number 20080253801
- Publication date Oct 16, 2008
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROTECTIVE-AGENT APPLYING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORM...
- Publication number 20080226365
- Publication date Sep 18, 2008
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20080089726
- Publication date Apr 17, 2008
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20080019737
- Publication date Jan 24, 2008
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS HAVING ENHANCED IMAGE FORMING CONDITION
- Publication number 20070248368
- Publication date Oct 25, 2007
- Shinji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGE MEMBER, CHARGE APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMI...
- Publication number 20070104512
- Publication date May 10, 2007
- Kumiko HATAKEYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, process cartridge and cleaningless system
- Publication number 20050276632
- Publication date Dec 15, 2005
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, process cartridge, cleaning system, and im...
- Publication number 20050169668
- Publication date Aug 4, 2005
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process cartridge for use in the same
- Publication number 20050141917
- Publication date Jun 30, 2005
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kumiko Hatakeyama

Person

Patents Grantslast 30 patents

Image bearing member to which boron nitride is attached

Image forming apparatus, protectant applicator and process cartridge

Image forming apparatus, protective agent and process cartridge

Protective layer setting unit, process cartridge, and image forming...

Image forming apparatus and process cartridge

Protective material and image forming apparatus using the protectiv...

Lubricant coater, image bearing unit, and image forming apparatus

Image forming apparatus and protective agent block

Image forming apparatus, process cartridge, cleaning system, and im...

Protective-agent applying device, process cartridge, and image form...

Process cartridge including photoconductor pre-coated with protecti...

Protective layer setting unit, process cartridge, and image forming...

Image forming apparatus with protective agent applying unit and pro...

Image forming apparatus including controller to detect condition of...

Charge member, charge apparatus, process cartridge, and image formi...

Image processing apparatus, process cartridge, and cleaning system...

Image forming apparatus, process cartridge and cleaningless system

Image forming apparatus controlling polarity of residual toner and...

Patents Applicationslast 30 patents

IMAGE BEARING MEMBER AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, PROTECTIVE AGENT AND PROCESS CARTRIDGE

IMAGE FORMING APPARATUS AND PROTECTIVE AGENT BLOCK

PROTECTIVE MATERIAL AND IMAGE FORMING APPARATUS USING THE PROTECTIV...

IMAGE FORMING APPARATUS, PROTECTANT APPLICATOR AND PROCESS CARTRIDGE

IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, CLEANING SYSTEM, AND IM...

LUBRICANT COATER, IMAGE BEARING UNIT, AND IMAGE FORMING APPARATUS

PROTECTIVE LAYER SETTING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...

PROTECTIVE LAYER SETTING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS USING SAME

PROTECTIVE-AGENT APPLYING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORM...

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

IMAGE FORMING APPARATUS HAVING ENHANCED IMAGE FORMING CONDITION

CHARGE MEMBER, CHARGE APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMI...

Image forming apparatus, process cartridge and cleaningless system

Image forming apparatus, process cartridge, cleaning system, and im...

Image forming apparatus and process cartridge for use in the same