TO

Toyoo Okamoto

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
TC Tohoku Ricoh Co.: 1 patents #101 of 204Top 50%
Overall (All Time): #759,388 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6644187 Printer and sheet conveying device therefor Yoshihiko Kudoh, Akira Saito 2003-11-11
5512927 Image forming apparatus having a photosensitive drum rotatable at different speeds 1996-04-30
4400081 Apparatus for cleaning photosensitive member of electrostatic copying machine Tadashi Yamashita 1983-08-23
4324485 Electrostatic copying apparatus Kouichi Asakura 1982-04-13
4247195 Bias device for a copying machine Masashi Kuno 1981-01-27
4208122 Reproduction apparatus comprising sorting device Minoru Iwamoto, Shigeru Mita 1980-06-17
4203144 Corona charger for image transfer 1980-05-13