KS

Keisuke Sugiyama

Ricoh Company: 59 patents #144 of 9,818Top 2%
Overall (All Time): #39,909 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
8064801 Drive transmission device, and image forming apparatus and process cartridge using same Yasuhisa Ehara, Toshiyuki Uchida, Noriaki Funamoto 2011-11-22
8010019 Image forming apparatus Noriaki Funamoto, Joh Ebara, Kazuhiko Kobayashi, Toshiyuki Uchida, Yasuhisa Ehara 2011-08-30
8010026 Image forming system and method of detecting color misregistration Kazuhiko Kobayashi, Yasuhisa Ehara, Joh Ebara, Toshiyuki Uchida, Noriaki Funamoto 2011-08-30
7937007 Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus Kazuhiko Kobayashi, Joh Ebara, Yasuhisa Ehara, Kouji Amanai, Seiichi Handa +3 more 2011-05-03
7885577 Rotation transmission device and image forming apparatus 2011-02-08
7697867 Image forming apparatus with fluctuation-pattern detection and fine-tuning-pattern correction Yasuhisa Ehara, Kazuhiko Kobayashi, Joh Ebara, Toshiyuki Uchida, Noriaki Funamoto 2010-04-13
7693468 Image forming apparatus capable of effectively forming a quality color image Yasuhisa Ehara, Kazuhiko Kobayashi, Joh Ebara, Kouji Amanai, Seiichi Handa +3 more 2010-04-06
7653332 Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images Yasuhisa Ehara, Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto, Seiichi Handa +3 more 2010-01-26
7630657 Method, apparatus, and program for image forming capable of effectively adjusting positional deviation Yasuhisa Ehara, Kazuhiko Kobayashi, Joh Ebara, Seiichi Handa, Noriaki Funamoto +2 more 2009-12-08