ME

Masanao Ehara

Ricoh Company: 36 patents #442 of 9,818Top 5%
Overall (All Time): #94,659 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
7022944 Image forming apparatus preventing excessive increase in temperature of fixing device Hiroshi Yoshinaga, Motokazu Yasui, Hideo Furukawa, Hirofumi Ogawa 2006-04-04
6892044 Liquid application apparatus and image formation apparatus Motokazu Yasui, Hideo Furukawa, Masaaki Yoshikawa, Hiroshi Yoshinaga 2005-05-10
6881927 Image forming apparatus preventing excessive increase in temperature of fixing device Hiroshi Yoshinaga, Motokazu Yasui, Hideo Furukawa, Hirofumi Ogawa 2005-04-19
6807386 Fixing device and image forming apparatus Motokazu Yasui, Hideo Furukawa, Masaharu Furuya 2004-10-19
6785505 Fixing device preventing rubbing of toner image Motokazu Yasui, Hideo Furukawa, Hiroshi Yoshinaga, Hirofumi Ogawa, Hiroyuki Gotoh 2004-08-31
6778790 Fixing device capable of preventing excessive increase in temperature Hiroshi Yoshinaga, Motokazu Yasui, Hideo Furukawa, Yukiko Iwasaki 2004-08-17
6636709 Fixing device having temperature detecting member and image forming apparatus using said fixing device Hideo Furukawa, Takuya Ejiri, Motokazu Yasui, Hiroyuki Gotoh, Hirofumi Ogawa +1 more 2003-10-21
6628916 Fixing device preventing rubbing of toner image Motokazu Yasui, Hideo Furukawa, Hiroshi Yoshinaga, Hirofumi Ogawa, Hiroyuki Gotoh 2003-09-30
6219520 Device for collecting and blocking impurities from applicator roller in image forming apparatus 2001-04-17
5915147 Image fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil inside Yuzou Kouno, Toshiaki Higaya, Hiroshi Yokoyama, Jyunji Nakai, Keizou Yasuda +2 more 1999-06-22
5832354 Image fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil inside Yuzou Kouno, Toshiaki Higaya, Hiroshi Yokoyama, Jyunji Nakai, Keizou Yasuda +2 more 1998-11-03