KU

Ken Umehara

Ricoh Company: 1 patents #810 of 1,683Top 50%
📍 Kure, JP: #18 of 79 inventorsTop 25%
Overall (2011): #243,918 of 364,097Top 70%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8007976 Electrostatic image developing toner, toner kit and image forming apparatus Hideki Sugiura, Hiroyuki Fushimi, Osamu Uchinokura, Takahiro Honda, Masami Tomita +1 more 2011-08-30