TO

Tadayuki Oshima

Ricoh Company: 5 patents #145 of 1,683Top 9%
Overall (2011): #14,124 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8064804 Conductive member, process cartridge using the conductive member, and image forming device using the process cartridge 2011-11-22
8038590 Conductive member, process cartridge having the same, and image forming apparatus having the process cartridge Yutaka Narita, Makoto Nakamura, Akiko Tanaka, Taisuke Tokuwaki, Hiroki Furubayashi 2011-10-18
8041259 Conductive member, process cartridge including same, and image forming apparatus including the process cartridge Yutaka Narita, Makoto Nakamura, Taisuke Tokuwaki, Tadaaki Hattori, Hiroki Furubayashi 2011-10-18
8032050 Charge assembly and image formation apparatus including the same Makoto Nakamura, Yutaka Narita, Taisuke Tokuwaki, Hiroki Furubayashi 2011-10-04
7941077 Conductive member, process cartridge using conductive member, and image forming apparatus using process cartridge Hiroki Furubayashi, Taisuke Tokuwaki, Yutaka Narita, Makoto Nakamura 2011-05-10