KE

Katsuhiro Echigo

Ricoh Company: 46 patents #272 of 9,818Top 3%
Overall (All Time): #63,430 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
6847792 Image forming apparatus having a selectively discharged storage Atsushi Nakafuji, Shigeo Kurotaka, Takashi Fujita, Hisashi Kikuchi, Jun Yura +2 more 2005-01-25
6795678 Image forming apparatus for fixing a toner image on a sheet or recording medium by use of a belt member Jun Yura, Takashi Fujita, Shigeo Kurotaka, Toshihiko Baba, Hisashi Kikuchi +2 more 2004-09-21
6721532 Fixing device capable of changing smoothness of surface of toner of fixed toner image on sheet and image forming apparatus using said fixing device Hideki Kosugi 2004-04-13
6347212 Image forming apparatus having improved image carrier cleaning Hideki Kosugi, Sadayuki Iwai, Makoto Obu, Takashi Kawashima 2002-02-12
6150066 Method and apparatus for repetitively using a toner image carrier sheet Tsuneo Kurotori, Hisamitsu Mizuno, Mitsuaki Urakawa, Kunio Hibi 2000-11-21
5708949 Image fixing device for image forming apparatus Nobuo Kasahara, Yasuhiko Taguchi, Hiroyuki Shibaki, Jun Yura 1998-01-13
5678158 Apparatus for repetitively using a toner image carrier Tsuneo Kurotori, Hisamitsu Mizuno, Mitsuaki Urakawa, Kunio Hibi 1997-10-14
5642188 Wet-type electrophotographic image formation method Manabu Mochizuki, Tsuneo Kurotori, Kenzo Ariyama, Kenji Kojima, Ichiro Tsuruoka +1 more 1997-06-24
5610725 Communication system for managing data of resources of image forming unit Yasuo Kawada, Hidenori Sakai, Makoto Obu, Yasuhiro Kawashima, Hidetoshi Yano +1 more 1997-03-11
5592275 Image fixing device with oil application roller for image forming apparatus Shigeo Kurotaka 1997-01-07
5504590 Communication system for managing data of resources of image forming unit Yasuo Kawada, Hidenori Sakai, Makoto Obu, Yasuhiro Kawashima, Hidetoshi Yano +1 more 1996-04-02
5493365 Operating section for an image forming apparatus Hideaki Matsui, Nobuaki Tomidokoro, Shigeru Yoshiki, Shigeru Watanabe, Shinichi Kawahara +6 more 1996-02-20
5463453 Wet-type image formation apparatus Tsuneo Kurotori, Manabu Mochizuki, Kenzo Ariyama, Kenji Kojima, Ichiro Tsuruoka +2 more 1995-10-31
5463447 Device for removing a toner from a toner image carrier Tsuneo Kurotori, Mitsuaki Urakawa, Hisamitsu Mizuno, Kunio Hibi 1995-10-31
5384225 Liquid developer for latent electrostatic images Tsuneo Kurotori, Manabu Mochizuki, Kenzo Ariyama, Kenji Kojima, Ichiro Tsuruoka +1 more 1995-01-24
5359398 Electrophotographic copier with a developing device using a liquid developer Ichiro Tsuruoka, Manabu Mochizuki, Tsuneo Kurotori, Kenzo Ariyama, Kenji Kojima +3 more 1994-10-25
5155534 Apparatus for forming and developing latent electrostatic images with liquid developer and release agent Tsuneo Kurotori, Manabu Mochizuki, Ichiro Tsuruoka, Itsuo Ikeda 1992-10-13
5155531 Apparatus for decomposing ozone by using a solvent mist Tsuneo Kurotori, Manabu Mochizuki, Ichiro Tsuruoka, Itsuo Ikeda, Minoru Iwamoto +2 more 1992-10-13
5021834 Wet-type image formation apparatus Ichirio Tsuruoka, Manabu Mochizuki, Tsuneo Kurotori, Kenzo Ariyama, Kenji Kojima +1 more 1991-06-04
4987457 Fixing method for a wet process copier Manabu Mochizuki, Tsuneo Kurotori, Ichiro Tsuruoka, Hiroaki Takenouchi, Setsuo Soga 1991-01-22
4985733 Image fixing unit for use in wet-type electrophotographic copying machine Tsuneo Kurotori, Manabu Mochizuki, Kenzo Ariyama, Ichiro Tsuruoka, Hiroaki Takenouchi 1991-01-15