Yoshiki Ichikawa

Person

Shiki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Toner cartridge with differential member and image forming apparatus
- Patent number 9,152,086
- Issue date Oct 6, 2015
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner supply device and image forming apparatus
- Patent number 8,781,376
- Issue date Jul 15, 2014
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner supplying device and image forming apparatus
- Patent number 8,649,709
- Issue date Feb 11, 2014
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge and image forming apparatus including the same
- Patent number 8,644,739
- Issue date Feb 4, 2014
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge and image forming apparatus including the same
- Patent number 8,521,070
- Issue date Aug 27, 2013
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge
- Patent number D462712
- Issue date Sep 10, 2002
- Sharp Kabushiki Kaisha
- Keiji Katou
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D451127
- Issue date Nov 27, 2001
- Sharp Kabushiki Kaisha
- Keiji Katou
- D18 - Printing and office machinery
Information Patent Grant
Toner supply system and toner cartridge
- Patent number 6,314,262
- Issue date Nov 6, 2001
- Sharp Kabushiki Kaisha
- Hisashi Kunihiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Efficient development of an electrostatic latent image
- Patent number 6,016,411
- Issue date Jan 18, 2000
- Sharp Kabushiki Kaisha
- Takahiko Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer processing apparatus provided with sealing member and sea...
- Patent number 5,946,530
- Issue date Aug 31, 1999
- Sharp Kabushiki Kaisha
- Masahiro Tsuji
- 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
Developing unit having a rotation shaft and sealing member
- Patent number 5,166,731
- Issue date Nov 24, 1992
- Sharp Kabushiki Kaisha
- Toyoka Aimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,989,539
- Issue date Feb 5, 1991
- Sharp Kabushiki Kaisha
- Yoshiki Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20150071685
- Publication date Mar 12, 2015
- Sharp Kabushiki Kaisha
- Yoshiki ICHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yoshiki Ichikawa

Person

Patents Grantslast 30 patents

Toner cartridge with differential member and image forming apparatus

Toner supply device and image forming apparatus

Toner supplying device and image forming apparatus

Toner cartridge and image forming apparatus including the same

Toner cartridge and image forming apparatus including the same

Toner cartridge

Toner cartridge

Toner supply system and toner cartridge

Efficient development of an electrostatic latent image

Developer processing apparatus provided with sealing member and sea...

Developing device with developer-supplying mechanism

Developing unit having a rotation shaft and sealing member

Developing apparatus

Patents Applicationslast 30 patents

TONER CARTRIDGE AND IMAGE FORMING APPARATUS