EK

Echigo Katsuhiro

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
Overall (All Time): #867,894 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7693471 Sheet wrapping avoidable fixing apparatus and image forming apparatus Hisashi Kikuchi, Shigeo Kurotaka, Kiyoshi Ohshima, Takashi Fujita, Toshihiko Baba +4 more 2010-04-06
7583922 Image forming apparatus with a pressing member and transfer fixing member Fujita Takashi, Kikuchi Hisashi, Kurotaka Shigeo, Baba Toshihiko, Nakafuji Atsushi +3 more 2009-09-01
7359666 Fixing apparatus with a pressing member and transfer fixing member Fujita Takashi, Kikuchi Hisashi, Kurotaka Shigeo, Baba Toshihiko, Nakafuji Atsushi +3 more 2008-04-15
7031648 Transfer fixing apparatus Fujita Takashi, Kikuchi Hisashi, Kurotaka Shigeo, Baba Toshihiko, Nakafuji Atsushi +3 more 2006-04-18
6941088 Fixing device, image forming apparatus, method Nakafuji Atsushi, Kikuchi Hisashi, Fujita Takashi, Kurotaka Shigeo, Yura Jun +2 more 2005-09-06
6795676 Sheet wrapping avoidable fixing apparatus and image forming apparatus Hisashi Kikuchi, Shigeo Kurotaka, Kiyoshi Ohshima, Takashi Fujita, Toshihiko Baba +4 more 2004-09-21