KH

Koichi Hiroshima

Canon: 31 patents #1,730 of 19,416Top 9%
RJ Ransburg Japan: 1 patents #6 of 7Top 90%
📍 Soma, JP: #24 of 570 inventorsTop 5%
Overall (All Time): #113,530 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5179397 Image forming apparatus with constant voltage and constant current control Yukihiro Ohzeki, Tatsunori Ishiyama, Junji Araya, Yasushi Sato, Kimio Nakahata +5 more 1993-01-12
5172173 Image forming device and transfer belt having contact-type electricity feeding means Masahiro Goto 1992-12-15
5159393 Image forming apparatus having transfer device and image bearing member traveling at different speeds Yukihiro Ohzeki, Junji Araya, Yasushi Sato, Tatsunori Ishiyama, Kimio Nakahata +4 more 1992-10-27
5043745 Light intensity control apparatus Takahiro Inoue, Hiroyuki Takeda, Masahiro Goto, Yukihide Ushio 1991-08-27
5034777 Transferring device having charging device with double oxide and voltage control Yukihiro Ohzeki, Yoshiaki Nishimura, Jun Murata, Junji Araya, Tatsunori Ishiyama +2 more 1991-07-23
5010370 Transfer apparatus and image bearing apparatus using same having transfer means for contacting a backside of a transfer material Junji Araya, Yukihiro Ohzeki, Toshio Miyamoto, Yasushi Sato, Kimio Nakahata 1991-04-23
4495086 Method and apparatus for preparing emulsions Yoshinori Tada 1985-01-22