SN

Shuuichi Nakagawa

Ricoh Company: 3 patents #302 of 1,683Top 20%
Overall (2011): #35,988 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7945195 Developing device having developer regulating member, and image forming apparatus using developing device Ryuji Inoue, Shin Murayama, Rumi Konishi, Shintaro Yamada, Kazushige Oonishi 2011-05-17
7890033 Developing device, process unit, and image forming apparatus which prevents ingrass of the developing agent in the vicinity of the developing member Shin Murayama, Ryuji Inoue, Shintaro Yamada 2011-02-15
7865118 Developing device for image forming apparatus and process cartridge having the same Ryuji Inoue, Shin Murayama, Kazushige Ohnishi, Shintaro Yamada 2011-01-04