TO

Toshihiro Otaka

Canon: 5 patents #9,253 of 19,416Top 50%
📍 Ibaraki, JP: #2,661 of 6,779 inventorsTop 40%
Overall (All Time): #1,581,427 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7366448 Charging member including coated and uncoated metal oxide particles Tomohito Taniguchi, Masaaki Harada, Hideyuki Takagi, Yoshimasa Sawada 2008-04-29
7054579 Charging member, process cartridge, and electrophotographic apparatus Tomohito Taniguchi, Seiji Tsuru, Noriaki Kuroda, Hiroshi Inoue 2006-05-30
6962746 Conductive member, and process cartridge and electrophotographic apparatus which make use of the same Tomohito Taniguchi, Hiroshi Inoue, Hiroyuki Osada, Seiji Tsuru, Hisao Kato +3 more 2005-11-08