MI

Masaaki Ishida

Ricoh Company: 74 patents #76 of 9,818Top 1%
KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
KO Komori: 7 patents #14 of 219Top 7%
SU Suncall: 2 patents #22 of 92Top 25%
Canon: 1 patents #14,899 of 19,416Top 80%
KS Kabushiki Kaisha Fuji Seisakusho: 1 patents #3 of 7Top 45%
KC Komori Printing Machinery Co.: 1 patents #18 of 48Top 40%
FC Fuji Kihan Co.: 1 patents #3 of 12Top 25%
Overall (All Time): #16,529 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 26–50 of 94 patents

Patent #TitleCo-InventorsDate
8952505 Semiconductor device Keiju Yamada 2015-02-10
8929759 Image forming apparatus and density change suppressing method Muneaki Iwata, Kazuhiro Akatsu, Atsufumi Omori, Hayato Fujita 2015-01-06
8928715 Light source driver, light source-driving method, image-forming apparatus, light source-driving circuit, and optical scanner Atsufumi Omori, Muneaki Iwata, Hayato Fujita 2015-01-06
8896648 Laser driving unit and image forming apparatus Atsufumi Omori 2014-11-25
8860190 Semiconductor device Keiju Yamada 2014-10-14
8811441 Laser driving device, optical scanning device, image forming apparatus, and laser driving method Atsufumi Omori 2014-08-19
8770906 Substrate support apparatus and substrate transport apparatus having shock absorption Masahiro Atsumi 2014-07-08
8687036 Light source driver, light source device, light scanning device and image forming apparatus Atsufumi Omori, Jun Tanabe 2014-04-01
8654168 Optical scanning device, image forming apparatus, and optical scanning device designing method Kazuhiro Akatsu, Seizo Suzuki 2014-02-18
8648892 Image forming apparatus to detect and correct density variations in a developed image Seizo Suzuki, Atsufumi Omori, Kazuhiro Akatsu, Muneaki Iwata, Hayato Fujita 2014-02-11
8610971 Image forming apparatus Atsufumi Omori, Yasuhiro Nihei, Muneaki Iwata 2013-12-17
8446444 Optical scanning device and image forming apparatus Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2013-05-21
8310513 Light-source driving device, optical scanning device, and image forming apparatus Yasuhiro Nihei, Atsufumi Omori 2012-11-13
8310516 Light scanning apparatus, light scanning method, image forming apparatus, color image forming apparatus, and recording medium having program Jun Tanabe, Yasuhiro Nihei, Atsufumi Omori 2012-11-13
8300075 Laser driving device, optical scanning device, and image forming apparatus Atsufumi Omori 2012-10-30
8270026 Light source driving device with relationship-based drive signal generating circuit, optical scanning device, and image forming apparatus Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2012-09-18
8253768 Optical scanner and image forming apparatus Yasuhiro Nihei, Atsufumi Omori, Jun Tanabe 2012-08-28
8237760 Light-source driving device, optical scanning device, and counting method Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa, Jun Tanabe 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, Yasuhiro Nihei, Jun Tanabe 2012-01-03
8059618 Portable information device 2011-11-15
8005321 Pixel clock generator, optical scanner, and image forming apparatus Atsufumi Omori, Yasuhiro Nihei, Dan Ozasa 2011-08-23
7995251 Optical scanning device, optical scanning method, and image forming apparatus Jun Tanabe, Yasuhiro Nihei, Atsufumi Omori 2011-08-09
7973817 Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa 2011-07-05
7936493 Dot position correcting apparatus, optical scanning apparatus, imaging apparatus, and color imaging apparatus Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa 2011-05-03
7936367 Image forming apparatus controlling the output level of the light source Yasuhiro Nihei, Atsufumi Omori, Dan Ozasa, Jun Tanabe 2011-05-03