HW

Hideyo Watanabe

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
YC Yoshida Metal Industry Co.: 1 patents #2 of 2Top 100%
Overall (All Time): #1,226,329 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8433216 Image forming apparatus Satoru Ishikake, Masanori Kawasumi, Yosuke Saito, Hirokatsu Suzuki, Hiroki Atari +1 more 2013-04-30
7313347 Cleaning device, process cartridge, image forming apparatus and toner Takeshi Shintani, Takuzi Yoneda, Ken Amemiya, Takaaki Tawada, Tokuya Ojimi +12 more 2007-12-25
6195899 Knife 2001-03-06
5058877 Automatic cut-sheet feeding apparatus Hidehiko Fujiwara, Hiroyuki Idenawa 1991-10-22