Hiroyuki Hamakawa

Person

Nara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 10,175,633
- Issue date Jan 8, 2019
- Kyocera Document Solutions Inc.
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer replenishing apparatus including container having moving...
- Patent number 9,513,579
- Issue date Dec 6, 2016
- KYOCERA Document Solutions Inc.
- Ikuo Makie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,098,017
- Issue date Aug 4, 2015
- Kyocera Document Solutions Inc.
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 8,903,266
- Issue date Dec 2, 2014
- Kyocera Document Solutions Inc.
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus provided therewith
- Patent number 8,750,765
- Issue date Jun 10, 2014
- Kyocera Document Solutions Inc.
- Akihiro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit and image forming device
- Patent number 8,249,489
- Issue date Aug 21, 2012
- KYOCERA Document Solutions Inc.
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device forming toner layer by magnetic brush and image f...
- Patent number 8,190,071
- Issue date May 29, 2012
- Kyocera Mita Corporation
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus with intermediate rol...
- Patent number 8,175,503
- Issue date May 8, 2012
- Kyocera Mita Corporation
- Asami Kotera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image-forming apparatus
- Patent number 8,112,020
- Issue date Feb 7, 2012
- Kyocera Mita Corporation
- Sayo Mabuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit and image forming device
- Patent number 8,010,025
- Issue date Aug 30, 2011
- Kyocera Mita Corporation
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 7,826,782
- Issue date Nov 2, 2010
- Kyocera Mita Corporation
- Asami Kotera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device, developing device, and image forming device...
- Patent number 7,555,247
- Issue date Jun 30, 2009
- Kyocera Mita Corporation
- Koji Suenami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus comprising a developer roller
- Patent number 7,466,943
- Issue date Dec 16, 2008
- Kyocera Mita Corporation
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 7,421,226
- Issue date Sep 2, 2008
- Kyocera Mita Corporation
- Koji Suenami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 7,421,227
- Issue date Sep 2, 2008
- Kyocera Mita Corporation
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit
- Patent number 5,805,959
- Issue date Sep 8, 1998
- Mita Industrial Co., Ltd.
- Hiroyuki Hazama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit
- Patent number 5,752,132
- Issue date May 12, 1998
- Mita Industrial Co., Ltd.
- Hiroyuki Hazama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer apparatus having toner concentration control
- Patent number 5,634,174
- Issue date May 27, 1997
- Mita Industrial Company, Ltd.
- Shingo Mori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer unit and a toner hopper for an image forming device
- Patent number 5,121,165
- Issue date Jun 9, 1992
- Mita Industrial Co., Ltd.
- Seitaro Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying paper feeding device for an alignment tray of a copy machine
- Patent number 4,966,355
- Issue date Oct 30, 1990
- Mita Industrial Co., Ltd.
- Toshinobu Katafuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180181052
- Publication date Jun 28, 2018
- KYOCERA DOCUMENT SOLUTIONS INC.
- Hiroyuki HAMAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER REPLENISHING APPARATUS INCLUDING CONTAINER HAVING MOVING...
- Publication number 20160216641
- Publication date Jul 28, 2016
- KYOCERA DOCUMENT SOLUTIONS INC.
- Ikuo Makie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150168873
- Publication date Jun 18, 2015
- KYOCERA DOCUMENT SOLUTIONS INC.
- Hiroyuki HAMAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130243474
- Publication date Sep 19, 2013
- KYOCERA DOCUMENT SOLUTIONS INC.
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING UNIT AND IMAGE FORMING DEVICE
- Publication number 20110268479
- Publication date Nov 3, 2011
- KYOCERA MITA CORPORATION
- Hiroyuki HAMAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS PROVIDED THEREWITH
- Publication number 20110150537
- Publication date Jun 23, 2011
- KYOCERA MITA CORPORATION
- Akihiro WATANABE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE-FORMING APPARATUS
- Publication number 20090311012
- Publication date Dec 17, 2009
- KYOCERA MITA CORPORATION
- Sayo Mabuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090185831
- Publication date Jul 23, 2009
- Kyocera Mita Corporation
- Asami Kotera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING UNIT AND IMAGE FORMING DEVICE
- Publication number 20090180818
- Publication date Jul 16, 2009
- Hiroyuki HAMAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090154962
- Publication date Jun 18, 2009
- Kyocera Mita Corporation
- Asami Kotera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus using same
- Publication number 20080310885
- Publication date Dec 18, 2008
- KYOCERA MITA CORPORATION
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20070086801
- Publication date Apr 19, 2007
- KYOCERA MITA CORPORATION
- Shingo Sakato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus
- Publication number 20060263111
- Publication date Nov 23, 2006
- Kyocera Mita Corporation
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus
- Publication number 20060257162
- Publication date Nov 16, 2006
- Kyocera Mita Corporation
- Koji Suenami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20060245790
- Publication date Nov 2, 2006
- Hiroyuki Hamakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONVEYING DEVICE, DEVELOPING DEVICE, AND IMAGE FORMING DEVICE...
- Publication number 20060222408
- Publication date Oct 5, 2006
- KYOCERA MITA CORPORATION
- Koji SUENAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiroyuki Hamakawa

Person

Patents Grantslast 30 patents

Image forming apparatus

Developer replenishing apparatus including container having moving...

Image forming apparatus

Developing device and image forming apparatus

Developing device and image forming apparatus provided therewith

Developing unit and image forming device

Developing device forming toner layer by magnetic brush and image f...

Developing device and image forming apparatus with intermediate rol...

Developing device and image-forming apparatus

Developing unit and image forming device

Developing device and image forming apparatus

Toner conveying device, developing device, and image forming device...

Image forming apparatus comprising a developer roller

Developing device and image forming apparatus

Developing device and image forming apparatus

Process unit

Process unit

Developer apparatus having toner concentration control

Developer unit and a toner hopper for an image forming device

Copying paper feeding device for an alignment tray of a copy machine

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

DEVELOPER REPLENISHING APPARATUS INCLUDING CONTAINER HAVING MOVING...

IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING UNIT AND IMAGE FORMING DEVICE

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS PROVIDED THEREWITH

DEVELOPING DEVICE AND IMAGE-FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING UNIT AND IMAGE FORMING DEVICE

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

Developing device and image forming apparatus using same

Image forming apparatus

Developing device and image forming apparatus

Developing device and image forming apparatus

Image forming apparatus

TONER CONVEYING DEVICE, DEVELOPING DEVICE, AND IMAGE FORMING DEVICE...