Yasuhiro Nihei

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Distance-measuring apparatus, mobile object, robot, three-dimension...
- Patent number 10,775,502
- Issue date Sep 15, 2020
- Ricoh Company, Ltd.
- Yoichi Ichikawa
- G01 - MEASURING TESTING
Information Patent Grant
Range-finding device
- Patent number 10,739,446
- Issue date Aug 11, 2020
- Ricoh Company, Ltd.
- Masahiro Itoh
- G01 - MEASURING TESTING
Information Patent Grant
Distance measurement apparatus, and method of measuring distance
- Patent number 10,705,215
- Issue date Jul 7, 2020
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- G01 - MEASURING TESTING
Information Patent Grant
Distance measurement device, moveable device, and distance measurin...
- Patent number 10,596,964
- Issue date Mar 24, 2020
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Distance measurement device, moveable device, and distance measurin...
- Patent number 10,549,691
- Issue date Feb 4, 2020
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Range finding apparatus, moveable apparatus, robot, three dimension...
- Patent number 10,481,263
- Issue date Nov 19, 2019
- Ricoh Company, Ltd.
- Shu Takahashi
- G01 - MEASURING TESTING
Information Patent Grant
Input operation detection device, projection apparatus, interactive...
- Patent number 10,048,808
- Issue date Aug 14, 2018
- Ricoh Company, Ltd.
- Koji Masuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Moving-member detecting device and image forming apparatus
- Patent number 9,983,531
- Issue date May 29, 2018
- Ricoh Company, Limited
- Koichi Kudo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positional change measurement device, positional change measurement...
- Patent number 9,228,825
- Issue date Jan 5, 2016
- Ricoh Company, Ltd.
- Atsushi Takaura
- G01 - MEASURING TESTING
Information Patent Grant
Light source driving device, light scanning device and image formin...
- Patent number 9,035,988
- Issue date May 19, 2015
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of measuring a deviation in timing of a start of writing in...
- Patent number 8,760,738
- Issue date Jun 24, 2014
- Ricoh Company, Limited
- Yasuhiro Nihei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 8,610,971
- Issue date Dec 17, 2013
- Ricoh Company, Limited
- Atsufumi Omori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical scanning device and image forming apparatus
- Patent number 8,446,444
- Issue date May 21, 2013
- Ricoh Company, Ltd.
- Masaaki Ishida
- G02 - OPTICS
Information Patent Grant
Light-source driving device, optical scanning device, and image for...
- Patent number 8,310,513
- Issue date Nov 13, 2012
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light scanning apparatus, light scanning method, image forming appa...
- Patent number 8,310,516
- Issue date Nov 13, 2012
- Ricoh Company, Ltd.
- Jun Tanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light source driving device with relationship-based drive signal ge...
- Patent number 8,270,026
- Issue date Sep 18, 2012
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical scanner and image forming apparatus
- Patent number 8,253,768
- Issue date Aug 28, 2012
- Ricoh Company, Ltd.
- Masaaki Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light-source driving device, optical scanning device, and counting...
- Patent number 8,237,760
- Issue date Aug 7, 2012
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical scanning device moving gravity center of pixel in sub-scann...
- Patent number 8,089,665
- Issue date Jan 3, 2012
- Ricoh Company, Ltd.
- Atsufumi Omori
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pixel clock generator, optical scanner, and image forming apparatus
- Patent number 8,005,321
- Issue date Aug 23, 2011
- Ricoh Company, Limited
- Atsufumi Omori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical scanning device, optical scanning method, and image forming...
- Patent number 7,995,251
- Issue date Aug 9, 2011
- Ricoh Company, Limited
- Jun Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pixel clock and pulse-modulation-signal generating device, optical...
- Patent number 7,973,817
- Issue date Jul 5, 2011
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dot position correcting apparatus, optical scanning apparatus, imag...
- Patent number 7,936,493
- Issue date May 3, 2011
- Ricoh Company, Ltd.
- Masaaki Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus controlling the output level of the light s...
- Patent number 7,936,367
- Issue date May 3, 2011
- Ricoh Company, Ltd.
- Masaaki Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical scanning device, optical scanning method, computer program...
- Patent number 7,920,305
- Issue date Apr 5, 2011
- Ricoh Company, Ltd.
- Masaaki Ishida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pixel clock creation method, pixel clock creation device, optical s...
- Patent number 7,834,902
- Issue date Nov 16, 2010
- Ricoh Company, Ltd.
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light scanning apparatus, light scanning method, image forming appa...
- Patent number 7,826,110
- Issue date Nov 2, 2010
- Ricoh Company, Ltd.
- Jun Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical scan apparatus and image formation apparatus
- Patent number 7,760,223
- Issue date Jul 20, 2010
- Ricoh Company, Ltd.
- Seizo Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light-source driving device, optical scanning device, and image for...
- Patent number 7,701,480
- Issue date Apr 20, 2010
- Ricoh Company, Limited
- Atsufumi Omori
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor laser modulation driving apparatus and image forming...
- Patent number 7,671,882
- Issue date Mar 2, 2010
- Ricoh Company, Limited
- Dan Ozasa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DISTANCE MEASUREMENT APPARATUS, AND METHOD OF MEASURING DISTANCE
- Publication number 20180136330
- Publication date May 17, 2018
- Yasuhiro Nihei
- G01 - MEASURING TESTING
Information Patent Application
DISTANCE-MEASURING APPARATUS, MOBILE OBJECT, ROBOT, THREE-DIMENSION...
- Publication number 20180128919
- Publication date May 10, 2018
- Yoichi Ichikawa
- G01 - MEASURING TESTING
Information Patent Application
RANGE FINDING APPARATUS, MOVEABLE APPARATUS, ROBOT, THREE DIMENSION...
- Publication number 20170261611
- Publication date Sep 14, 2017
- Shu TAKAHASHI
- G01 - MEASURING TESTING
Information Patent Application
RANGE-FINDING DEVICE
- Publication number 20170212224
- Publication date Jul 27, 2017
- Masahiro ITOH
- G01 - MEASURING TESTING
Information Patent Application
DISTANCE MEASUREMENT DEVICE, MOVEABLE DEVICE, AND DISTANCE MEASURIN...
- Publication number 20170199271
- Publication date Jul 13, 2017
- Yasuhiro NIHEI
- B60 - VEHICLES IN GENERAL
Information Patent Application
SENSOR, SENSOR SYSTEM AND METHOD OF FINDING RANGE
- Publication number 20160370460
- Publication date Dec 22, 2016
- Shu TAKAHASHI
- G01 - MEASURING TESTING
Information Patent Application
INPUT OPERATION DETECTION DEVICE, PROJECTION APPARATUS, INTERACTIVE...
- Publication number 20160170564
- Publication date Jun 16, 2016
- Koji MASUDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INPUT-OPERATION DETECTION DEVICE, IMAGE DISPLAY APPARATUS, PROJECTO...
- Publication number 20150301690
- Publication date Oct 22, 2015
- Koji MASUDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELIGIBLE OPERATOR DETERMINATION DEVICE AND ELIGIBLE OPERATOR DETERM...
- Publication number 20150092994
- Publication date Apr 2, 2015
- RICOH COMPANY, LTD.
- Koji MASUDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...
- Publication number 20140268180
- Publication date Sep 18, 2014
- Atsushi TAKAURA
- G01 - MEASURING TESTING
Information Patent Application
MOVING-MEMBER DETECTING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140044460
- Publication date Feb 13, 2014
- RICOH COMPANY, LIMITED
- Koichi KUDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120099165
- Publication date Apr 26, 2012
- Atsufumi OMORI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEASURING METHOD, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20110170152
- Publication date Jul 14, 2011
- Yasuhiro NIHEI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT- SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FO...
- Publication number 20100214637
- Publication date Aug 26, 2010
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIGHT SOURCE DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APP...
- Publication number 20100119262
- Publication date May 13, 2010
- RICOH COMPANY, LTD.
- Atsufumi Omori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT-SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND COUNTING...
- Publication number 20100045767
- Publication date Feb 25, 2010
- RICOH COMPANY, LTD.
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090195635
- Publication date Aug 6, 2009
- Masaaki Ishida
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FOR...
- Publication number 20090174915
- Publication date Jul 9, 2009
- YASUHIRO NIHEI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20090167837
- Publication date Jul 2, 2009
- Masaaki Ishida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIGHT SCANNING APPARATUS, LIGHT SCANNING METHOD, IMAGE FORMING APPA...
- Publication number 20090091805
- Publication date Apr 9, 2009
- Jun Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT SOURCE DRIVING DEVICE, LIGHT SCANNING DEVICE AND IMAGE FORMIN...
- Publication number 20080291259
- Publication date Nov 27, 2008
- RICOH COMPANY, LTD.
- Yasuhiro NIHEI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OPTICAL SCAN APPARATUS AND IMAGE FORMATION APPARATUS
- Publication number 20080284838
- Publication date Nov 20, 2008
- Seizo SUZUKI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL SCANNING DEVICE, OPTICAL SCANNING METHOD, AND IMAGE FORMING...
- Publication number 20080239336
- Publication date Oct 2, 2008
- Jun TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT-SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FOR...
- Publication number 20080225106
- Publication date Sep 18, 2008
- Atsufumi OMORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIGHT SCANNING APPARATUS, LIGHT SCANNING METHOD, IMAGE FORMING APPA...
- Publication number 20080218813
- Publication date Sep 11, 2008
- Jun TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SCANNING DEVICE HAVING A PLURALITY OF LIGHT SOURCES, OPTICA...
- Publication number 20080123160
- Publication date May 29, 2008
- Atsufumi Omori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical scanning device, optical scanning method, computer program...
- Publication number 20080088893
- Publication date Apr 17, 2008
- Masaaki Ishida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PIXEL CLOCK GENERATION DEVICE CAUSING STATE TRANSITION OF PIXEL CLO...
- Publication number 20080042700
- Publication date Feb 21, 2008
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PIXEL CLOCK AND PULSE-MODULATION-SIGNAL GENERATING DEVICE, OPTICAL...
- Publication number 20080012933
- Publication date Jan 17, 2008
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PIXEL CLOCK CREATION METHOD, PIXEL CLOCK CREATION DEVICE, OPTICAL S...
- Publication number 20070285495
- Publication date Dec 13, 2007
- Yasuhiro Nihei
- G06 - COMPUTING CALCULATING COUNTING

Yasuhiro Nihei

Person

Patents Grantslast 30 patents

Distance-measuring apparatus, mobile object, robot, three-dimension...

Range-finding device

Distance measurement apparatus, and method of measuring distance

Distance measurement device, moveable device, and distance measurin...

Distance measurement device, moveable device, and distance measurin...

Range finding apparatus, moveable apparatus, robot, three dimension...

Input operation detection device, projection apparatus, interactive...

Moving-member detecting device and image forming apparatus

Positional change measurement device, positional change measurement...

Light source driving device, light scanning device and image formin...

Method of measuring a deviation in timing of a start of writing in...

Image forming apparatus

Optical scanning device and image forming apparatus

Light-source driving device, optical scanning device, and image for...

Light scanning apparatus, light scanning method, image forming appa...

Light source driving device with relationship-based drive signal ge...

Optical scanner and image forming apparatus

Light-source driving device, optical scanning device, and counting...

Optical scanning device moving gravity center of pixel in sub-scann...

Pixel clock generator, optical scanner, and image forming apparatus

Optical scanning device, optical scanning method, and image forming...

Pixel clock and pulse-modulation-signal generating device, optical...

Dot position correcting apparatus, optical scanning apparatus, imag...

Image forming apparatus controlling the output level of the light s...

Optical scanning device, optical scanning method, computer program...

Pixel clock creation method, pixel clock creation device, optical s...

Light scanning apparatus, light scanning method, image forming appa...

Optical scan apparatus and image formation apparatus

Light-source driving device, optical scanning device, and image for...

Semiconductor laser modulation driving apparatus and image forming...

Patents Applicationslast 30 patents

DISTANCE MEASUREMENT APPARATUS, AND METHOD OF MEASURING DISTANCE

DISTANCE-MEASURING APPARATUS, MOBILE OBJECT, ROBOT, THREE-DIMENSION...

RANGE FINDING APPARATUS, MOVEABLE APPARATUS, ROBOT, THREE DIMENSION...

RANGE-FINDING DEVICE

DISTANCE MEASUREMENT DEVICE, MOVEABLE DEVICE, AND DISTANCE MEASURIN...

SENSOR, SENSOR SYSTEM AND METHOD OF FINDING RANGE

INPUT OPERATION DETECTION DEVICE, PROJECTION APPARATUS, INTERACTIVE...

INPUT-OPERATION DETECTION DEVICE, IMAGE DISPLAY APPARATUS, PROJECTO...

ELIGIBLE OPERATOR DETERMINATION DEVICE AND ELIGIBLE OPERATOR DETERM...

POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...

MOVING-MEMBER DETECTING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

MEASURING METHOD, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPARATUS

LIGHT- SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FO...

LIGHT SOURCE DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APP...

LIGHT-SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND COUNTING...

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

LIGHT SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FOR...

IMAGE FORMING APPARATUS

LIGHT SCANNING APPARATUS, LIGHT SCANNING METHOD, IMAGE FORMING APPA...

LIGHT SOURCE DRIVING DEVICE, LIGHT SCANNING DEVICE AND IMAGE FORMIN...

OPTICAL SCAN APPARATUS AND IMAGE FORMATION APPARATUS

OPTICAL SCANNING DEVICE, OPTICAL SCANNING METHOD, AND IMAGE FORMING...

LIGHT-SOURCE DRIVING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FOR...

LIGHT SCANNING APPARATUS, LIGHT SCANNING METHOD, IMAGE FORMING APPA...

OPTICAL SCANNING DEVICE HAVING A PLURALITY OF LIGHT SOURCES, OPTICA...

Optical scanning device, optical scanning method, computer program...

PIXEL CLOCK GENERATION DEVICE CAUSING STATE TRANSITION OF PIXEL CLO...

PIXEL CLOCK AND PULSE-MODULATION-SIGNAL GENERATING DEVICE, OPTICAL...

PIXEL CLOCK CREATION METHOD, PIXEL CLOCK CREATION DEVICE, OPTICAL S...