Yasuo Sakurai

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Recording device including a device to detect misalignment of dots
- Patent number 8,827,401
- Issue date Sep 9, 2014
- Ricoh Company, Ltd.
- Tomonori Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Document illuminating system and image reader including the same
- Patent number 8,610,968
- Issue date Dec 17, 2013
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus, image formation method, and computer-reada...
- Patent number 8,562,096
- Issue date Oct 22, 2013
- Ricoh Company, Ltd.
- Tomonori Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording device, control method, and recording medium
- Patent number 8,491,080
- Issue date Jul 23, 2013
- Ricoh Company, Ltd.
- Yuichi Sakurada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording device, control method, and recording medium
- Patent number 8,424,997
- Issue date Apr 23, 2013
- Ricoh Company, Limited
- Masato Kobayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Document illuminating system and image reader including the same
- Patent number 8,416,471
- Issue date Apr 9, 2013
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lighting device for use in an optical scanning unit, of an image re...
- Patent number 8,339,682
- Issue date Dec 25, 2012
- Ricoh Company, Ltd.
- Kazushige Kawamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reader and image forming apparatus including the image reader
- Patent number 8,253,987
- Issue date Aug 28, 2012
- Ricoh Company, Limited
- Tetsuya Fujioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical reader, image reader and image forming device
- Patent number 8,253,989
- Issue date Aug 28, 2012
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Recording apparatus and non-transitory computer-readable recording...
- Patent number 8,215,743
- Issue date Jul 10, 2012
- Ricoh Company, Limited
- Kazushi Takei
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image reading apparatus, document reading apparatus, and image form...
- Patent number 8,208,181
- Issue date Jun 26, 2012
- Ricoh Company, Ltd.
- Nobuyuki Satoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reader and image formation apparatus
- Patent number 8,199,371
- Issue date Jun 12, 2012
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 8,191,986
- Issue date Jun 5, 2012
- Ricoh Company, Ltd.
- Hiroshi Takahashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image reading apparatus and image forming apparatus
- Patent number 8,194,105
- Issue date Jun 5, 2012
- Ricoh Company, Ltd.
- Masashi Kohchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image read-out device and image forming device
- Patent number 8,174,738
- Issue date May 8, 2012
- Ricoh Company, Ltd.
- Nobuaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lighting unit, image reading apparatus and image forming apparatus...
- Patent number 8,169,671
- Issue date May 1, 2012
- Ricoh Company, Ltd.
- Masahiro Itoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading apparatus and image forming apparatus
- Patent number 8,159,727
- Issue date Apr 17, 2012
- Ricoh Company, Ltd.
- Akito Yoshimaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Illumination unit, image read apparatus, image formation apparatus
- Patent number 8,081,355
- Issue date Dec 20, 2011
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 7,920,304
- Issue date Apr 5, 2011
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical irradiation apparatus, image reading apparatus using the sa...
- Patent number 7,760,403
- Issue date Jul 20, 2010
- Ricoh Co., Ltd.
- Yasuo Sakurai
- G02 - OPTICS
Information Patent Grant
Illumination device, document reading device, adjusting device, and...
- Patent number 7,548,352
- Issue date Jun 16, 2009
- Ricoh Company, Limited
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lighting device image, reading apparatus, and image forming apparatus
- Patent number 7,538,911
- Issue date May 26, 2009
- Ricoh Company, Limited
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Illumination device, image reading device, and image forming apparatus
- Patent number 7,537,367
- Issue date May 26, 2009
- Ricoh Company, Ltd.
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading apparatus and image forming apparatus
- Patent number 7,495,682
- Issue date Feb 24, 2009
- Ricoh Company, Ltd.
- Masashi Kohchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electricity waste suppressing original document size detection appa...
- Patent number 7,330,692
- Issue date Feb 12, 2008
- Ricoh Company, Ltd.
- Masashi Kohchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electricity waste suppressing original document size detection appa...
- Patent number 7,209,702
- Issue date Apr 24, 2007
- Ricoh Company, Ltd.
- Masashi Kohchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic document feeder
- Patent number 4,715,597
- Issue date Dec 29, 1987
- Ricoh Company, Ltd.
- Yasuo Sakurai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automatic document feeder
- Patent number 4,638,987
- Issue date Jan 27, 1987
- Ricoh Company, Ltd.
- Yasuo Sakurai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME
- Publication number 20130215482
- Publication date Aug 22, 2013
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Recording device and control method therefor
- Publication number 20110205275
- Publication date Aug 25, 2011
- RICOH COMPANY, LTD.
- Tomonori Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus, image formation method, and computer-reada...
- Publication number 20110122184
- Publication date May 26, 2011
- Ricoh Company, Ltd.
- Tomonori Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Recording apparatus and non-transitory computer-readable recording...
- Publication number 20110007112
- Publication date Jan 13, 2011
- RICOH COMPANY, LTD.
- Kazushi Takei
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Recording device, control method, and recording medium
- Publication number 20100231632
- Publication date Sep 16, 2010
- Ricoh Company, Ltd.
- Masato Kobayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Recording device, control method, and recording medium
- Publication number 20100225693
- Publication date Sep 9, 2010
- Ricoh Company, Ltd.
- Yuichi Sakurada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME
- Publication number 20100214630
- Publication date Aug 26, 2010
- Atsushi TAKAURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL READER, IMAGE READER AND IMAGE FORMING DEVICE
- Publication number 20100027079
- Publication date Feb 4, 2010
- Kiichiro NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READ-OUT DEVICE AND IMAGE FORMING DEVICE
- Publication number 20100007929
- Publication date Jan 14, 2010
- Nobuaki ONO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHTING UNIT, IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS...
- Publication number 20090323139
- Publication date Dec 31, 2009
- Masahiro ITOH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Lighting device, and optical scanning unit, image reader, and image...
- Publication number 20090316224
- Publication date Dec 24, 2009
- Ricoh Company, Ltd.
- Kazushige Kawamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reader and image forming apparatus including the image reader
- Publication number 20090316225
- Publication date Dec 24, 2009
- Ricoh Company, Ltd.
- Tetsuya Fujioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20090316164
- Publication date Dec 24, 2009
- Ricoh Company, Ltd.
- Hiroshi Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090237750
- Publication date Sep 24, 2009
- Hibiki Tatsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READER AND IMAGE FORMATION APPARATUS
- Publication number 20090213440
- Publication date Aug 27, 2009
- KIICHIRO NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reading apparatus, document reading apparatus, and image form...
- Publication number 20090195843
- Publication date Aug 6, 2009
- Ricoh Company, Ltd.
- Nobuyuki Satoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reading apparatus and image forming apparatus
- Publication number 20090180156
- Publication date Jul 16, 2009
- Ricoh Company, Ltd.
- Akito Yoshimaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20090122364
- Publication date May 14, 2009
- Masashi Kohchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ILLUMINATION UNIT, IMAGE READ APPARATUS, IMAGE FORMATION APPARATUS
- Publication number 20080218724
- Publication date Sep 11, 2008
- Kiichiro Nishina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical irradiation apparatus, image reading apparatus using the sa...
- Publication number 20060279961
- Publication date Dec 14, 2006
- Yasuo Sakurai
- G02 - OPTICS
Information Patent Application
Illumination device, image reading device, and image forming apparatus
- Publication number 20060197822
- Publication date Sep 7, 2006
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reading device, image forming apparatus, and image reading me...
- Publication number 20060187500
- Publication date Aug 24, 2006
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electricity waste suppressing original document size detection appa...
- Publication number 20060104684
- Publication date May 18, 2006
- Masashi Kohchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image reading apparatus and image forming apparatus
- Publication number 20060008295
- Publication date Jan 12, 2006
- Masashi Kohchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Illumination device, document reading device, adjusting device, and...
- Publication number 20050135840
- Publication date Jun 23, 2005
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electricity waste suppressing original document size detection appa...
- Publication number 20050129436
- Publication date Jun 16, 2005
- Masashi Kohchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Lighting device, image reading apparatus, and image forming apparatus
- Publication number 20050088707
- Publication date Apr 28, 2005
- Yasuo Sakurai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yasuo Sakurai

Person

Patents Grantslast 30 patents

Recording device including a device to detect misalignment of dots

Document illuminating system and image reader including the same

Image forming apparatus, image formation method, and computer-reada...

Recording device, control method, and recording medium

Recording device, control method, and recording medium

Document illuminating system and image reader including the same

Lighting device for use in an optical scanning unit, of an image re...

Image reader and image forming apparatus including the image reader

Optical reader, image reader and image forming device

Recording apparatus and non-transitory computer-readable recording...

Image reading apparatus, document reading apparatus, and image form...

Image reader and image formation apparatus

Image forming apparatus

Image reading apparatus and image forming apparatus

Image read-out device and image forming device

Lighting unit, image reading apparatus and image forming apparatus...

Image reading apparatus and image forming apparatus

Illumination unit, image read apparatus, image formation apparatus

Image reading device and image forming apparatus

Optical irradiation apparatus, image reading apparatus using the sa...

Illumination device, document reading device, adjusting device, and...

Lighting device image, reading apparatus, and image forming apparatus

Illumination device, image reading device, and image forming apparatus

Image reading apparatus and image forming apparatus

Electricity waste suppressing original document size detection appa...

Electricity waste suppressing original document size detection appa...

Automatic document feeder

Automatic document feeder

Patents Applicationslast 30 patents

DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME

Recording device and control method therefor

Image forming apparatus, image formation method, and computer-reada...

Recording apparatus and non-transitory computer-readable recording...

Recording device, control method, and recording medium

Recording device, control method, and recording medium

DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME

OPTICAL READER, IMAGE READER AND IMAGE FORMING DEVICE

IMAGE READ-OUT DEVICE AND IMAGE FORMING DEVICE

LIGHTING UNIT, IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS...

Lighting device, and optical scanning unit, image reader, and image...

Image reader and image forming apparatus including the image reader

Image forming apparatus

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS

IMAGE READER AND IMAGE FORMATION APPARATUS

Image reading apparatus, document reading apparatus, and image form...

Image reading apparatus and image forming apparatus

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

ILLUMINATION UNIT, IMAGE READ APPARATUS, IMAGE FORMATION APPARATUS

Optical irradiation apparatus, image reading apparatus using the sa...

Illumination device, image reading device, and image forming apparatus

Image reading device, image forming apparatus, and image reading me...

Electricity waste suppressing original document size detection appa...

Image reading apparatus and image forming apparatus

Illumination device, document reading device, adjusting device, and...

Electricity waste suppressing original document size detection appa...

Lighting device, image reading apparatus, and image forming apparatus