YE

Yasuhisa Ehara

Ricoh Company: 32 patents #573 of 9,818Top 6%
HP HP: 1 patents #8,774 of 16,619Top 55%
📍 Kamakura, JP: #36 of 1,212 inventorsTop 3%
Overall (All Time): #107,436 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
7587157 Image forming apparatus capable of correcting a rotation speed of an image carrier Hiromichi Matsuda, Hiroshi Koide, Joh Ebara, Toshiyuki Andoh, Kazuhiko Kobayashi +1 more 2009-09-08
7532842 Color printing apparatus capable of color registration difference correction Seiichi Handa, Joh Ebara, Kazuhiko Kobayashi, Toshiyuki Uchida, Noriaki Funamoto 2009-05-12
7373097 Printer engine and color image forming device using this printer engine for preventing deviation of transfer positions and overlap deviation 2008-05-13
7366431 Developing device, process cartridge and image forming apparatus Hiroshi Yoshizawa 2008-04-29
7162185 Transmission for image formation apparatus, method of manufacturing the transmission, and image formation apparatus 2007-01-09
7013102 Image forming apparatus and method for preventing local damage of gears and controlling deviation of position of color images 2006-03-14
6898400 Drive apparatus for a rotary member, an image forming apparatus, and a method of assembly for a drive apparatus 2005-05-24
6889022 Rotationally phase-matched driving device and image forming apparatus including the same Kohji Amanai 2005-05-03