| Patent | Date |
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Distance-measuring apparatus, mobile object, robot, three-dimensional measuring device, surveillance camera, and distance-measuring method
Grant 10,775,502 - Ichikawa , et al. Sept | 2020-09-15 |
Range-finding device
Grant 10,739,446 - Itoh , et al. A | 2020-08-11 |
Distance measurement apparatus, and method of measuring distance
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Distance measurement device, moveable device, and distance measuring method
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Distance measurement device, moveable device, and distance measuring method
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Range finding apparatus, moveable apparatus, robot, three dimensional measurement apparatus, method of measuring three dimensional information, and storage medium
Grant 10,481,263 - Takahashi , et al. Nov | 2019-11-19 |
Input operation detection device, projection apparatus, interactive whiteboard, digital signage, and projection system
Grant 10,048,808 - Masuda , et al. August 14, 2 | 2018-08-14 |
Moving-member detecting device and image forming apparatus
Grant 9,983,531 - Kudo , et al. May 29, 2 | 2018-05-29 |
Distance Measurement Apparatus, And Method Of Measuring Distance
App 20180136330 - Nihei; Yasuhiro ; et al. | 2018-05-17 |
Distance-measuring Apparatus, Mobile Object, Robot, Three-dimensional Measuring Device, Surveillance Camera, And Distance-measuring Method
App 20180128919 - Ichikawa; Yoichi ; et al. | 2018-05-10 |
Range Finding Apparatus, Moveable Apparatus, Robot, Three Dimensional Measurement Apparatus, Method Of Measuring Three Dimensional Information, And Storage Medium
App 20170261611 - TAKAHASHI; Shu ; et al. | 2017-09-14 |
Range-finding Device
App 20170212224 - ITOH; Masahiro ; et al. | 2017-07-27 |
Distance Measurement Device, Moveable Device, And Distance Measuring Method
App 20170199271 - NIHEI; Yasuhiro ; et al. | 2017-07-13 |
Sensor, Sensor System And Method Of Finding Range
App 20160370460 - TAKAHASHI; Shu ; et al. | 2016-12-22 |
Input Operation Detection Device, Projection Apparatus, Interactive Whiteboard, Digital Signage, And Projection System
App 20160170564 - MASUDA; Koji ; et al. | 2016-06-16 |
Positional change measurement device, positional change measurement method, and image forming apparatus
Grant 9,228,825 - Takaura , et al. January 5, 2 | 2016-01-05 |
Input-operation Detection Device, Image Display Apparatus, Projector Apparatus And Projector System
App 20150301690 - MASUDA; Koji ; et al. | 2015-10-22 |
Light source driving device, light scanning device and image forming apparatus
Grant 9,035,988 - Nihei , et al. May 19, 2 | 2015-05-19 |
Eligible Operator Determination Device And Eligible Operator Determination Method
App 20150092994 - MASUDA; Koji ; et al. | 2015-04-02 |
Positional Change Measurement Device, Positional Change Measurement Method, And Image Forming Apparatus
App 20140268180 - TAKAURA; Atsushi ; et al. | 2014-09-18 |
Method of measuring a deviation in timing of a start of writing in scanning lines, optical scanning device, and image forming apparatus
Grant 8,760,738 - Nihei June 24, 2 | 2014-06-24 |
Moving-member Detecting Device And Image Forming Apparatus
App 20140044460 - KUDO; Koichi ; et al. | 2014-02-13 |
Image forming apparatus
Grant 8,610,971 - Omori , et al. December 17, 2 | 2013-12-17 |
Optical scanning device and image forming apparatus
Grant 8,446,444 - Ishida , et al. May 21, 2 | 2013-05-21 |
Light-source driving device, optical scanning device, and image forming apparatus
Grant 8,310,513 - Nihei , et al. November 13, 2 | 2012-11-13 |
Light scanning apparatus, light scanning method, image forming apparatus, color image forming apparatus, and recording medium having program
Grant 8,310,516 - Tanabe , et al. November 13, 2 | 2012-11-13 |
Light source driving device with relationship-based drive signal generating circuit, optical scanning device, and image forming apparatus
Grant 8,270,026 - Nihei , et al. September 18, 2 | 2012-09-18 |
Optical scanner and image forming apparatus
Grant 8,253,768 - Ishida , et al. August 28, 2 | 2012-08-28 |
Light-source driving device, optical scanning device, and counting method
Grant 8,237,760 - Nihei , et al. August 7, 2 | 2012-08-07 |
Image Forming Apparatus
App 20120099165 - OMORI; Atsufumi ; et al. | 2012-04-26 |
Optical scanning device moving gravity center of pixel in sub-scanning direction, image forming apparatus having light sources, and method
Grant 8,089,665 - Omori , et al. January 3, 2 | 2012-01-03 |
Pixel clock generator, optical scanner, and image forming apparatus
Grant 8,005,321 - Omori , et al. August 23, 2 | 2011-08-23 |
Optical scanning device, optical scanning method, and image forming apparatus
Grant 7,995,251 - Tanabe , et al. August 9, 2 | 2011-08-09 |
Measuring Method, Optical Scanning Device, And Image Forming Apparatus
App 20110170152 - NIHEI; Yasuhiro | 2011-07-14 |
Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus
Grant 7,973,817 - Nihei , et al. July 5, 2 | 2011-07-05 |
Dot position correcting apparatus, optical scanning apparatus, imaging apparatus, and color imaging apparatus
Grant 7,936,493 - Ishida , et al. May 3, 2 | 2011-05-03 |
Image forming apparatus controlling the output level of the light source
Grant 7,936,367 - Ishida , et al. May 3, 2 | 2011-05-03 |
Optical scanning device, optical scanning method, computer program product for executing optical scanning method, recording medium with computer program recorded thereon, image forming apparatus, and color image forming apparatus using the same
Grant 7,920,305 - Ishida , et al. April 5, 2 | 2011-04-05 |
Pixel clock creation method, pixel clock creation device, optical scanning device, and image forming apparatus
Grant 7,834,902 - Nihei , et al. November 16, 2 | 2010-11-16 |
Light scanning apparatus, light scanning method, image forming apparatus, and color image forming apparatus
Grant 7,826,110 - Tanabe , et al. November 2, 2 | 2010-11-02 |
Light- Source Driving Device, Optical Scanning Device, And Image Forming Apparatus
App 20100214637 - Nihei; Yasuhiro ; et al. | 2010-08-26 |
Optical scan apparatus and image formation apparatus
Grant 7,760,223 - Suzuki , et al. July 20, 2 | 2010-07-20 |
Light Source Device, Optical Scanning Device, And Image Forming Apparatus
App 20100119262 - Omori; Atsufumi ; et al. | 2010-05-13 |
Light-source driving device, optical scanning device, and image forming apparatus
Grant 7,701,480 - Omori , et al. April 20, 2 | 2010-04-20 |
Semiconductor laser modulation driving apparatus and image forming apparatus
Grant 7,671,882 - Ozasa , et al. March 2, 2 | 2010-03-02 |
Light-source Driving Device, Optical Scanning Device, And Counting Method
App 20100045767 - Nihei; Yasuhiro ; et al. | 2010-02-25 |
Optical Scanning Device And Image Forming Apparatus
App 20090195635 - Ishida; Masaaki ; et al. | 2009-08-06 |
Light Source Driving Device, Optical Scanning Device, And Image Forming Apparatus
App 20090174915 - NIHEI; YASUHIRO ; et al. | 2009-07-09 |
Image Forming Apparatus
App 20090167837 - Ishida; Masaaki ; et al. | 2009-07-02 |
Image forming apparatus
Grant 7,528,625 - Ozasa , et al. May 5, 2 | 2009-05-05 |
Light Scanning Apparatus, Light Scanning Method, Image Forming Apparatus, Color Image Forming Apparatus, And Recording Medium Having Program
App 20090091805 - Tanabe; Jun ; et al. | 2009-04-09 |
Optical scanner and image forming apparatus
Grant 7,515,170 - Omori , et al. April 7, 2 | 2009-04-07 |
Laser modulating and driving device and image reproducing apparatus using the same
Grant 7,496,121 - Ishida , et al. February 24, 2 | 2009-02-24 |
Light Source Driving Device, Light Scanning Device And Image Forming Apparatus
App 20080291259 - NIHEI; Yasuhiro ; et al. | 2008-11-27 |
Clock signal generation circuit, optical scanning apparatus, and image forming apparatus
Grant 7,456,856 - Nihei November 25, 2 | 2008-11-25 |
Optical Scan Apparatus And Image Formation Apparatus
App 20080284838 - SUZUKI; Seizo ; et al. | 2008-11-20 |
Optical Scanning Device, Optical Scanning Method, And Image Forming Apparatus
App 20080239336 - TANABE; Jun ; et al. | 2008-10-02 |
Light-source Driving Device, Optical Scanning Device, And Image Forming Apparatus
App 20080225106 - OMORI; Atsufumi ; et al. | 2008-09-18 |
Light Scanning Apparatus, Light Scanning Method, Image Forming Apparatus, And Color Image Forming Apparatus
App 20080218813 - TANABE; Jun ; et al. | 2008-09-11 |
Voltage controlled oscillator, PLL circuit, pulse modulation signal generating circuit, semiconductor laser modulation device and image forming apparatus
Grant 7,400,210 - Ishida , et al. July 15, 2 | 2008-07-15 |
Optical Scanning Device Having A Plurality Of Light Sources, Optical Scanning Method, Pixel Forming Device, Image Forming Apparatus Using The Optical Scanning Device Having A Plurality Of Light Sources, And Color Image Forming Apparatus Using The Same
App 20080123160 - Omori; Atsufumi ; et al. | 2008-05-29 |
Optical scanning device, optical scanning method, computer program product for executing optical scanning method, recording medium with computer program recorded thereon, image forming apparatus, and color image forming apparatus using the same
App 20080088893 - Ishida; Masaaki ; et al. | 2008-04-17 |
Pixel Clock Generation Device Causing State Transition Of Pixel Clock According To Detected State Transition And Phase Data Indicating Phase Shift Amount
App 20080042700 - Nihei; Yasuhiro ; et al. | 2008-02-21 |
Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus
Grant 7,327,379 - Nihei , et al. February 5, 2 | 2008-02-05 |
Pixel Clock And Pulse-modulation-signal Generating Device, Optical Scanner, And Image Forming Apparatus
App 20080012933 - Nihei; Yasuhiro ; et al. | 2008-01-17 |
Pixel Clock Creation Method, Pixel Clock Creation Device, Optical Scanning Device, And Image Forming Apparatus
App 20070285495 - Nihei; Yasuhiro ; et al. | 2007-12-13 |
Pixel Clock Generating Apparatus, Optical Writing Apparatus Using A Pixel Clock, Imaging Apparatus, And Method For Generating Pixel Clocks
App 20070242127 - OMORI; Atsufumi ; et al. | 2007-10-18 |
Pixel clock generation device causing state transition of pixel clock according to detected state transition and phase data indicating phase shift amount
Grant 7,283,151 - Nihei , et al. October 16, 2 | 2007-10-16 |
Pixel clock generating apparatus, optical writing apparatus using a pixel clock, imaging apparatus, and method for generating pixel clocks
Grant 7,271,824 - Omori , et al. September 18, 2 | 2007-09-18 |
Image forming method, image forming apparatus, optical scan device, and image forming apparatus using the same
Grant 7,256,815 - Suzuki , et al. August 14, 2 | 2007-08-14 |
Optical Scanner And Image Forming Apparatus
App 20070132828 - ISHIDA; Masaaki ; et al. | 2007-06-14 |
Pixel clock creation method, pixel clock creation device, optical scanning device, and image forming apparatus
Grant 7,212,224 - Nihei , et al. May 1, 2 | 2007-05-01 |
Optical scanner and image forming apparatus
App 20070091163 - Omori; Atsufumi ; et al. | 2007-04-26 |
Voltage Controlled Oscillator, Pll Circuit, Pulse Modulation Signal Generating Circuit, Semiconductor Laser Modulation Device And Image Forming Apparatus
App 20070080753 - ISHIDA; Masaaki ; et al. | 2007-04-12 |
Voltage controlled oscillator, PLL circuit, pulse modulation signal generating circuit, semiconductor laser modulation device and image forming apparatus
Grant 7,193,480 - Ishida , et al. March 20, 2 | 2007-03-20 |
Apparatus for generating pulse-modulated signal
App 20070030548 - Nihei; Yasuhiro ; et al. | 2007-02-08 |
Dot position correcting apparatus, optical scanning apparatus, imaging apparatus, and color imaging apparatus
App 20060285186 - Ishida; Masaaki ; et al. | 2006-12-21 |
Clock signal generation circuit, optical scanning apparatus, and image forming apparatus
App 20060209170 - Nihei; Yasuhiro | 2006-09-21 |
Image forming apparatus
App 20060049893 - Ozasa; Dan ; et al. | 2006-03-09 |
Circuit for generating pixel clock with fine phase control
Grant 7,009,430 - Nihei , et al. March 7, 2 | 2006-03-07 |
Pixel clock generator, optical scanner, and image forming apparatus
App 20050219354 - Omori, Atsufumi ; et al. | 2005-10-06 |
Semiconductor laser modulation driving apparatus and image forming apparatus
App 20050213623 - Ozasa, Dan ; et al. | 2005-09-29 |
Pixel clock generation apparatus, pixel clock generation method, and image forming apparatus capable of correcting main scan dot position shift with a high degree of accuracy
Grant 6,933,957 - Omori , et al. August 23, 2 | 2005-08-23 |
Pixel clock generating device, laser scanning device, and image forming device
Grant 6,927,789 - Ozasa , et al. August 9, 2 | 2005-08-09 |
Laser driver circuit
Grant 6,917,639 - Ishida , et al. July 12, 2 | 2005-07-12 |
Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus
App 20050146596 - Nihei, Yasuhiro ; et al. | 2005-07-07 |
Pixel clock creation method, pixel clock creation device, optical scanning device, and image forming apparatus
App 20050099489 - Nihei, Yasuhiro ; et al. | 2005-05-12 |
Image forming apparatus and semiconductor laser modulation driving apparatus
App 20050089069 - Ozasa, Dan ; et al. | 2005-04-28 |
Voltage controlled oscillator, PLL circuit, pulse modulation signal generating circuit, semiconductor laser modulation device and image forming apparatus
App 20040251973 - Ishida, Masaaki ; et al. | 2004-12-16 |
Laser modulating and driving device and image reproducing apparatus using the same
App 20040183891 - Ishida, Masaaki ; et al. | 2004-09-23 |
Method and apparatus for image forming capable of effectively generating pixel clock pulses
Grant 6,791,596 - Nihei , et al. September 14, 2 | 2004-09-14 |
Circuit for generating pixel clock with fine phase control
App 20040160509 - Nihei, Yasuhiro ; et al. | 2004-08-19 |
Pixel clock generation apparatus, pixel clock generation method, and image forming apparatus capable of correcting main scan dot position shift with a high degree of accuracy
App 20040125199 - Omori, Atsufumi ; et al. | 2004-07-01 |
Pulse modulation signal generation circuit, and semiconductor laser modulation device, optical scanning device and image formation device using the same
Grant 6,731,317 - Ema , et al. May 4, 2 | 2004-05-04 |
Pixel clock generation device causing state transition of pixel clock according to detected state transition and phase data indicating phase shift amount
App 20040036762 - Nihei, Yasuhiro ; et al. | 2004-02-26 |
Pixel clock generating device, laser scanning device, and image forming device
App 20040032482 - Ozasa, Dan ; et al. | 2004-02-19 |
Image forming method, image forming apparatus, optical scan device, and image forming apparatus using the same
App 20030156184 - Suzuki, Seizo ; et al. | 2003-08-21 |
Pixel clock generating apparatus, optical writing apparatus using a pixel clock, imaging apparatus, and method for generating pixel clocks
App 20030067533 - Omori, Atsufumi ; et al. | 2003-04-10 |
Laser driver circuit
App 20030035451 - Ishida, Masaaki ; et al. | 2003-02-20 |
Method and apparatus for image forming capable of effectively generating pixel clock pulses
App 20030025785 - Nihei, Yasuhiro ; et al. | 2003-02-06 |
Light-emission modulation having effective scheme of creating gray scale on image
App 20020130944 - Ema, Hidetoshi ; et al. | 2002-09-19 |
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