Koichi Matsuzaki

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image formation apparatus and image formation method for forming an...
- Patent number 9,316,962
- Issue date Apr 19, 2016
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development unit and image forming apparatus using the same
- Patent number 8,761,644
- Issue date Jun 24, 2014
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developing device and image forming device
- Patent number 8,655,233
- Issue date Feb 18, 2014
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a voltage change determiner
- Patent number 8,027,604
- Issue date Sep 27, 2011
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,395,017
- Issue date Jul 1, 2008
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Circumferential speed and developer characteristics
- Patent number 7,330,683
- Issue date Feb 12, 2008
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner particles for image forming apparatus
- Patent number 7,261,990
- Issue date Aug 28, 2007
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a toner-supplying roller and a devel...
- Patent number 7,260,348
- Issue date Aug 21, 2007
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,099,610
- Issue date Aug 29, 2006
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic imaging apparatus using multi-layered toner
- Patent number 6,009,299
- Issue date Dec 28, 1999
- Oki Data Corporation
- Toru Ishihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit for an electrophotographic printer employing a supp...
- Patent number 5,839,021
- Issue date Nov 17, 1998
- Oki Data Corporation
- Kuniharu Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic printer for transferring images on different si...
- Patent number 5,455,664
- Issue date Oct 3, 1995
- Oki Electric Industry Co., Ltd.
- Katsuyuki Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMATION APPARATUS AND IMAGE FORMATION METHOD
- Publication number 20150110527
- Publication date Apr 23, 2015
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT UNIT AND IMAGE FORMING APPARATUS USING THE SAME
- Publication number 20120063817
- Publication date Mar 15, 2012
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE AND IMAGE FORMING DEVICE
- Publication number 20120020703
- Publication date Jan 26, 2012
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device, image forming apparatus and method of forming image
- Publication number 20090297192
- Publication date Dec 3, 2009
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Forming Apparatus
- Publication number 20090016758
- Publication date Jan 15, 2009
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus
- Publication number 20070110483
- Publication date May 17, 2007
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20060291912
- Publication date Dec 28, 2006
- Oki Data Corporation
- Koichi MATSUZAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner particles for image forming apparatus
- Publication number 20060127792
- Publication date Jun 15, 2006
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20050100368
- Publication date May 12, 2005
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040228662
- Publication date Nov 18, 2004
- Oki Data Corporation
- Koichi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Koichi Matsuzaki

Person

Patents Grantslast 30 patents

Image formation apparatus and image formation method for forming an...

Development unit and image forming apparatus using the same

Developer container, developing device and image forming device

Image forming apparatus having a voltage change determiner

Image forming apparatus

Circumferential speed and developer characteristics

Toner particles for image forming apparatus

Image forming apparatus having a toner-supplying roller and a devel...

Image forming apparatus

Electrophotographic imaging apparatus using multi-layered toner

Developing unit for an electrophotographic printer employing a supp...

Electrophotographic printer for transferring images on different si...

Patents Applicationslast 30 patents

IMAGE FORMATION APPARATUS AND IMAGE FORMATION METHOD

DEVELOPMENT UNIT AND IMAGE FORMING APPARATUS USING THE SAME

DEVELOPER CONTAINER, DEVELOPING DEVICE AND IMAGE FORMING DEVICE

Developing device, image forming apparatus and method of forming image

Image Forming Apparatus

Developing device and image forming apparatus

IMAGE FORMING APPARATUS

Toner particles for image forming apparatus

Image forming apparatus

Image forming apparatus