EI

Emiko Ishikawa

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,555,626 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8275275 Image forming apparatus Hiromi Ogiyama, Yasunobu Shimizu, Akio Kosuge, Ken Yoshida, Jun Yura +4 more 2012-09-25
7884840 Image forming method and apparatus for transfer and fixing image with one process Norimasa Sohmiya, Chiemi Kaneko, Hirokatsu Suzuki, Kenichi Taguma, Yasukuni Omata 2011-02-08
7593671 Developing device, a developing method, a process cartridge and an image forming apparatus Chiemi Kaneko, Hirokatsu Suzuki, Kenichi Taguma 2009-09-22