YN

Yasuhiro Nihei

Ricoh Company: 46 patents #272 of 9,818Top 3%
Overall (All Time): #63,131 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDate
10775502 Distance-measuring apparatus, mobile object, robot, three-dimensional measuring device, surveillance camera, and distance-measuring method Yoichi Ichikawa, Hiroaki Tanaka, Shu Takahashi, Masahiro Itoh, Takeshi Ogawa +1 more 2020-09-15
10739446 Range-finding device Masahiro Itoh, Shu Takahashi, Takeshi Ogawa, Hiroaki Tanaka, Koji Masuda 2020-08-11
10705215 Distance measurement apparatus, and method of measuring distance Toshishige Fujii, Takeshi Ogawa, Hiroaki Tanaka, Shu Takahashi, Yoichi Ichikawa +1 more 2020-07-07
10596964 Distance measurement device, moveable device, and distance measuring method Koji Masuda, Takeshi Ogawa, Hiroaki Tanaka, Shu Takahashi, Masahiro Itoh +1 more 2020-03-24
10481263 Range finding apparatus, moveable apparatus, robot, three dimensional measurement apparatus, method of measuring three dimensional information, and storage medium Shu Takahashi, Masahiro Itoh, Takeshi Ogawa, Hiroaki Tanaka, Yoichi Ichikawa +1 more 2019-11-19
10048808 Input operation detection device, projection apparatus, interactive whiteboard, digital signage, and projection system Koji Masuda, Takeshi Ueda, Masahiro Itoh, Shu Takahashi, Takeshi Ogawa +2 more 2018-08-14
9983531 Moving-member detecting device and image forming apparatus Koichi Kudo, Koji Masuda, Hiroyoshi Funato, Takeshi Ueda, Atsushi Takaura 2018-05-29
9228825 Positional change measurement device, positional change measurement method, and image forming apparatus Atsushi Takaura, Koji Masuda, Takeshi Ueda, Koichi Kudo, Taku Amada +2 more 2016-01-05
9035988 Light source driving device, light scanning device and image forming apparatus Masaaki Ishida, Atsufumi Omori, Jun Tanabe 2015-05-19
8760738 Method of measuring a deviation in timing of a start of writing in scanning lines, optical scanning device, and image forming apparatus 2014-06-24
8610971 Image forming apparatus Atsufumi Omori, Masaaki Ishida, Muneaki Iwata 2013-12-17
8446444 Optical scanning device and image forming apparatus Masaaki Ishida, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2013-05-21
8310516 Light scanning apparatus, light scanning method, image forming apparatus, color image forming apparatus, and recording medium having program Jun Tanabe, Masaaki Ishida, Atsufumi Omori 2012-11-13
8310513 Light-source driving device, optical scanning device, and image forming apparatus Masaaki Ishida, Atsufumi Omori 2012-11-13
8270026 Light source driving device with relationship-based drive signal generating circuit, optical scanning device, and image forming apparatus Masaaki Ishida, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2012-09-18
8253768 Optical scanner and image forming apparatus Masaaki Ishida, Atsufumi Omori, Jun Tanabe 2012-08-28
8237760 Light-source driving device, optical scanning device, and counting method Atsufumi Omori, Dan Ozasa, Jun Tanabe, Masaaki Ishida 2012-08-07
8089665 Optical scanning device moving gravity center of pixel in sub-scanning direction, image forming apparatus having light sources, and method Atsufumi Omori, Masaaki Ishida, Jun Tanabe 2012-01-03
8005321 Pixel clock generator, optical scanner, and image forming apparatus Atsufumi Omori, Masaaki Ishida, Dan Ozasa 2011-08-23
7995251 Optical scanning device, optical scanning method, and image forming apparatus Jun Tanabe, Masaaki Ishida, Atsufumi Omori 2011-08-09
7973817 Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus Masaaki Ishida, Atsufumi Omori, Dan Ozasa 2011-07-05
7936493 Dot position correcting apparatus, optical scanning apparatus, imaging apparatus, and color imaging apparatus Masaaki Ishida, Atsufumi Omori, Dan Ozasa 2011-05-03
7936367 Image forming apparatus controlling the output level of the light source Masaaki Ishida, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2011-05-03
7920305 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 Masaaki Ishida, Atsufumi Omori, Jun Tanabe 2011-04-05
7834902 Pixel clock creation method, pixel clock creation device, optical scanning device, and image forming apparatus Masaaki Ishida, Atsufumi Omori, Dan Ozasa 2010-11-16