Ryuichi Yoshizawa

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus to correct timing of image formation
- Patent number 10,254,699
- Issue date Apr 9, 2019
- Canon Kabushiki Kaisha
- Naoki Kanno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a conveying path, option apparatus a...
- Patent number 9,291,976
- Issue date Mar 22, 2016
- Canon Kabushiki Kaisha
- Hiroki Hashii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus for retrying feed of transfer material
- Patent number 8,687,988
- Issue date Apr 1, 2014
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,577,277
- Issue date Nov 5, 2013
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system and control method therefor, and control unit...
- Patent number 8,544,844
- Issue date Oct 1, 2013
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming system and image forming method with operation contin...
- Patent number 8,531,695
- Issue date Sep 10, 2013
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus wherein a setting unit sets an interval of...
- Patent number 8,060,003
- Issue date Nov 15, 2011
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,000,616
- Issue date Aug 16, 2011
- Canon Kabushiki Kaisha
- Eiichiro Teshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system and image forming method
- Patent number 7,916,318
- Issue date Mar 29, 2011
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming system and control method therefor, and control unit...
- Patent number 7,802,791
- Issue date Sep 28, 2010
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and its control method
- Patent number 7,729,005
- Issue date Jun 1, 2010
- Canon Kabushiki Kaisha
- Tadashi Okanishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system and method
- Patent number 7,595,912
- Issue date Sep 29, 2009
- Canon Kabusihiki Kaisha
- Atsuya Takahashi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and method for controlling the image formin...
- Patent number 7,551,306
- Issue date Jun 23, 2009
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and output control method of the same
- Patent number 7,398,030
- Issue date Jul 8, 2008
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for timing image formation in an image-forming...
- Patent number 7,251,424
- Issue date Jul 31, 2007
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,190,916
- Issue date Mar 13, 2007
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method
- Patent number 7,146,118
- Issue date Dec 5, 2006
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge for replenishing developer including a memory device and...
- Patent number 7,110,684
- Issue date Sep 19, 2006
- Canon Kabushiki Kaisha
- Hironobu Isobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of discriminating a service life of...
- Patent number 6,754,454
- Issue date Jun 22, 2004
- Canon Kabushiki Kaisha
- Koichi Hiroshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process unit mountable to image forming...
- Patent number 6,718,144
- Issue date Apr 6, 2004
- Canon Kabushiki Kaisha
- Koichi Hiroshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 6,704,521
- Issue date Mar 9, 2004
- Canon Kabushiki Kaisha
- Hironobu Isobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with developer density and developer remain...
- Patent number 6,381,419
- Issue date Apr 30, 2002
- Canon Kabushiki Kaisha
- Masahide Kinoshita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,301,452
- Issue date Oct 9, 2001
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus and method for controlling a detection t...
- Patent number 6,044,234
- Issue date Mar 28, 2000
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using intermediate transfer member
- Patent number 5,809,365
- Issue date Sep 15, 1998
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180046126
- Publication date Feb 15, 2018
- Canon Kabushiki Kaisha
- Naoki Kanno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS HAVING A CONVEYING PATH, OPTION APPARATUS A...
- Publication number 20160004203
- Publication date Jan 7, 2016
- Canon Kabushiki Kaisha
- Hiroki Hashii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120014730
- Publication date Jan 19, 2012
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110274454
- Publication date Nov 10, 2011
- Canon Kabushiki Kaisha
- Eiichiro Teshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING SYSTEM AND IMAGE FORMING METHOD
- Publication number 20110116121
- Publication date May 19, 2011
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS FOR RETRYING FEED OF TRANSFER MATERIAL
- Publication number 20100322651
- Publication date Dec 23, 2010
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING SYSTEM AND CONTROL METHOD THEREFOR, AND CONTROL UNIT...
- Publication number 20100314824
- Publication date Dec 16, 2010
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING FEEDING OF SHEETS
- Publication number 20080187344
- Publication date Aug 7, 2008
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20080095549
- Publication date Apr 24, 2008
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20070286614
- Publication date Dec 13, 2007
- Canon Kabushiki Kaisha
- Eiichiro Teshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING THE IMAGE FORMIN...
- Publication number 20070024883
- Publication date Feb 1, 2007
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming system and method
- Publication number 20060256393
- Publication date Nov 16, 2006
- Canon Kabushiki Kaisha
- Atsuya Takahashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming system and image forming method
- Publication number 20060256354
- Publication date Nov 16, 2006
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming system and control method therefor, and control unit...
- Publication number 20060237902
- Publication date Oct 26, 2006
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Image forming apparatus and its control method
- Publication number 20060126092
- Publication date Jun 15, 2006
- Canon Kabushiki Kaisha
- Tadashi Okanishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and output control method of the same
- Publication number 20060115290
- Publication date Jun 1, 2006
- Canon Kabushiki Kaisha
- Akihiro Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method
- Publication number 20060034629
- Publication date Feb 16, 2006
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040247336
- Publication date Dec 9, 2004
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method
- Publication number 20040175199
- Publication date Sep 9, 2004
- Canon Kabushiki Kaisha
- Ryuichi Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and image forming method
- Publication number 20030123889
- Publication date Jul 3, 2003
- Canon Kabushiki Kaisha
- Hironobu Isobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process unit mountable to image forming...
- Publication number 20030091353
- Publication date May 15, 2003
- Canon Kabushiki Kaisha
- Koichi Hiroshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and image forming method
- Publication number 20020025173
- Publication date Feb 28, 2002
- Hironobu Isobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Ryuichi Yoshizawa

Person

Patents Grantslast 30 patents

Image forming apparatus to correct timing of image formation

Image forming apparatus having a conveying path, option apparatus a...

Image forming apparatus for retrying feed of transfer material

Image forming apparatus

Image forming system and control method therefor, and control unit...

Image forming system and image forming method with operation contin...

Image forming apparatus wherein a setting unit sets an interval of...

Image forming apparatus

Image forming system and image forming method

Image forming system and control method therefor, and control unit...

Image forming apparatus and its control method

Image forming system and method

Image forming apparatus and method for controlling the image formin...

Image forming apparatus and output control method of the same

Method and apparatus for timing image formation in an image-forming...

Image forming apparatus

Image forming apparatus and method

Cartridge for replenishing developer including a memory device and...

Image forming apparatus capable of discriminating a service life of...

Image forming apparatus and process unit mountable to image forming...

Image forming apparatus and image forming method

Image forming apparatus with developer density and developer remain...

Image forming apparatus

Image processing apparatus and method for controlling a detection t...

Image forming apparatus using intermediate transfer member

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS HAVING A CONVEYING PATH, OPTION APPARATUS A...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING SYSTEM AND IMAGE FORMING METHOD

IMAGE FORMING APPARATUS FOR RETRYING FEED OF TRANSFER MATERIAL

IMAGE FORMING SYSTEM AND CONTROL METHOD THEREFOR, AND CONTROL UNIT...

IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING FEEDING OF SHEETS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING THE IMAGE FORMIN...

Image forming system and method

Image forming system and image forming method

Image forming system and control method therefor, and control unit...

Image forming apparatus and its control method

Image forming apparatus and output control method of the same

Image forming apparatus and method

Image forming apparatus

Image forming apparatus and method

Image forming apparatus and image forming method

Image forming apparatus and process unit mountable to image forming...

Image forming apparatus and image forming method