Hiroshi Kawahito

Person

Kitakatsuragi-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 10,788,786
- Issue date Sep 29, 2020
- SHARP KABUSHIKI KAISHA
- Hiroshi Kawahito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device including exhaust duct and filter and image formi...
- Patent number 10,551,794
- Issue date Feb 4, 2020
- SHARP KABUSHIKI KAISHA
- Hiroshi Kawahito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,099,014
- Issue date Jan 17, 2012
- Sharp Kabushiki Kaisha
- Hiroshi Kawahito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,925,182
- Issue date Apr 12, 2011
- Sharp Kabushiki Kaisha
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device, toner supply device and image forming appar...
- Patent number 7,805,096
- Issue date Sep 28, 2010
- Sharp Kabushiki Kaisha
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device, toner supply device and image forming appar...
- Patent number 7,627,274
- Issue date Dec 1, 2009
- Sharp Kabushiki Kaisha
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner carrier apparatus, toner feeding apparatus, and image forming...
- Patent number 7,542,704
- Issue date Jun 2, 2009
- Sharp Kabushiki Kaisha
- Takeshi Okuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Waste developer collecting device and image forming apparatus provi...
- Patent number 7,505,711
- Issue date Mar 17, 2009
- Sharp Kabushiki Kaisha
- Yuhsuke Yoshimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development apparatus for mixing recycled developer with toner in a...
- Patent number 7,502,576
- Issue date Mar 10, 2009
- Sharp Kabushiki Kaisha
- Hiroshi Kubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and image forming apparatus with toner supply...
- Patent number 7,440,717
- Issue date Oct 21, 2008
- Sharp Kabushiki Kaisha
- Hiroshi Kubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge for image forming apparatus
- Patent number 6,628,910
- Issue date Sep 30, 2003
- Sharp Kabushiki Kaisha
- Hiroshi Tanisawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sensitive drum cartridge for an image forming apparatus
- Patent number D468763
- Issue date Jan 14, 2003
- Sharp Kabushiki Kaisha
- Hisashi Kunihiro
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D464369
- Issue date Oct 15, 2002
- Sharp Kabushiki Kaisha
- Hisashi Kunihiro
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D464370
- Issue date Oct 15, 2002
- Sharp Kabushiki Kaisha
- Hisashi Kunihiro
- D18 - Printing and office machinery
Information Patent Grant
Developing unit for an image forming apparatus
- Patent number D463817
- Issue date Oct 1, 2002
- Sharp Kabushiki Kaisha
- Hisashi Kunihiro
- D18 - Printing and office machinery
Information Patent Grant
Developing apparatus having stirring shafts with elliptic stirring...
- Patent number 6,360,066
- Issue date Mar 19, 2002
- Sharp Kabushiki Kaisha
- Hiroshi Kawahito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device with developer-supplying mechanism
- Patent number 5,619,312
- Issue date Apr 8, 1997
- Sharp Kabushiki Kaisha
- Shintarou Hatano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner hopper having stirring and feeding rollers
- Patent number 5,243,389
- Issue date Sep 7, 1993
- Sharp Kabushiki Kaisha
- Naoyuki Yamane
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having a detachable developer cartridge
- Patent number 5,175,587
- Issue date Dec 29, 1992
- Sharp Kabushiki Kaisha
- Keiji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200209802
- Publication date Jul 2, 2020
- Sharp Kabushiki Kaisha
- HIROSHI KAWAHITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING DEVELOPING...
- Publication number 20190302691
- Publication date Oct 3, 2019
- Sharp Kabushiki Kaisha
- HIROSHI KAWAHITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, IMAGE FORMING APPARATUS USING THE SAME, AND METH...
- Publication number 20090169240
- Publication date Jul 2, 2009
- Hiroshi KAWAHITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20090060585
- Publication date Mar 5, 2009
- Yasuyuki ISHIGURO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner conveying device, toner supply device and image forming appar...
- Publication number 20080089718
- Publication date Apr 17, 2008
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner conveying device, toner supply device and image forming appar...
- Publication number 20080080901
- Publication date Apr 3, 2008
- Sharp Kabushiki Kaisha
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner carrier apparatus, toner feeding apparatus, and image forming...
- Publication number 20080031657
- Publication date Feb 7, 2008
- Sharp Kabushiki Kaisha
- Takeshi Okuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing apparatus and image forming apparatus
- Publication number 20070059045
- Publication date Mar 15, 2007
- Sharp Kabushiki Kaisha
- Hiroshi Kubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Waste developer collecting device and image forming apparatus provi...
- Publication number 20060083552
- Publication date Apr 20, 2006
- Sharp Kabushiki Kaisha
- Yuhsuke Yoshimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Development apparatus and image forming apparatus
- Publication number 20060078354
- Publication date Apr 13, 2006
- Sharp Kabushiki Kaisha
- Hiroshi Kubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner cartridge for image forming apparatus
- Publication number 20020150405
- Publication date Oct 17, 2002
- Hiroshi Tanisawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiroshi Kawahito

Person

Patents Grantslast 30 patents

Image forming apparatus

Developing device including exhaust duct and filter and image formi...

Image forming apparatus

Image forming apparatus

Toner conveying device, toner supply device and image forming appar...

Toner conveying device, toner supply device and image forming appar...

Toner carrier apparatus, toner feeding apparatus, and image forming...

Waste developer collecting device and image forming apparatus provi...

Development apparatus for mixing recycled developer with toner in a...

Developing apparatus and image forming apparatus with toner supply...

Toner cartridge for image forming apparatus

Sensitive drum cartridge for an image forming apparatus

Toner cartridge

Toner cartridge

Developing unit for an image forming apparatus

Developing apparatus having stirring shafts with elliptic stirring...

Developing device with developer-supplying mechanism

Toner hopper having stirring and feeding rollers

Developing apparatus having a detachable developer cartridge

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING DEVELOPING...

DEVELOPING DEVICE, IMAGE FORMING APPARATUS USING THE SAME, AND METH...

IMAGE FORMING APPARATUS

Toner conveying device, toner supply device and image forming appar...

Toner conveying device, toner supply device and image forming appar...

Toner carrier apparatus, toner feeding apparatus, and image forming...

Developing apparatus and image forming apparatus

Waste developer collecting device and image forming apparatus provi...

Development apparatus and image forming apparatus

Toner cartridge for image forming apparatus