SI

Shigeaki Imai

Ricoh Company: 44 patents #294 of 9,818Top 3%
MC Minolta Co.: 10 patents #213 of 1,416Top 20%
MC Mishima Paper Co.: 1 patents #6 of 19Top 35%
Overall (All Time): #45,656 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
8619107 Beam-spot position compensation method, optical scanning device, and multi-color image forming device Tomohiro Nakajima 2013-12-31
8587774 Velocity detecting device and multi-color image forming apparatus Hiroyoshi Funato, Koji Masuda, Hidemasa Suzuki 2013-11-19
8411125 Exposure device and image forming apparatus, with driving unit setting barycentric position 2013-04-02
8164612 Light source unit, phase type optical element, and laser beam scanning device Seizo Suzuki 2012-04-24
8072478 Optical scanning device, image forming apparatus, and write method Jun Tanabe, Seizo Suzuki 2011-12-06
8059149 Optical scanning device and image forming apparatus Kenichiroh Saisho 2011-11-15
8023166 Optical scanning device and image forming apparatus Tadashi Nakamura, Tomohiro Nakajima 2011-09-20
8014051 Optical scanning device and image forming apparatus 2011-09-06
8014041 Optical scanning apparatus and image forming apparatus Mitsuo Suzuki 2011-09-06
7859732 Optical scanner and image forming apparatus 2010-12-28
7755822 Multibeam optical scanning device and image forming apparatus 2010-07-13
7751107 Light scanning device and image forming apparatus 2010-07-06
7728863 Optical scanning device and image forming apparatus Naoki Miyatake 2010-06-01
7643046 Laser beam scanning device, image forming apparatus, and laser beam detecting method by the laser beam scanning device Mitsuo Suzuki 2010-01-05
7619796 Optical scanning device and image forming apparatus 2009-11-17
7564607 Light source module, optical scanning device, and image forming apparatus 2009-07-21
7355770 Optical scanning unit and image forming apparatus Naoki Miyatake, Seizo Suzuki 2008-04-08
7277212 Optical scanning unit and image forming apparatus Naoki Miyatake, Seizo Suzuki 2007-10-02
6999072 Data processing method, data processing program and recording medium 2006-02-14
6856312 Method for generating three-dimensional form data and apparatus therefor Eiro Fujii, Koji Fujiwara, Yoshiko Sakagawa, Yoshiko Nakagawa, Kiri Matsuura 2005-02-15
6813051 Optical scanner and image forming apparatus Seizo Suzuki, Naoki Miyatake 2004-11-02
6775010 Measuring system with improved method of reading image data of an object Eiro Fujii, Toshio Norita 2004-08-10
6522412 Measuring system with improved method of reading image data of an object Toshio Norita, Makoto Miyazaki, Eiro Fujii, Fumiya Yagi, Satoru Hirose 2003-02-18
6480288 Measuring system with improved method of reading image data of an object Eiro Fujii, Toshio Norita 2002-11-12
6438507 Data processing method and processing device 2002-08-20