MC

Masako Chiba

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,282,268 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5881344 Image forming apparatus and charging device thereof Junji Kurokawa, Kazuo Nojima, Toshio Nakahara 1999-03-09
5786091 Charge roller for an image forming apparatus Junji Kurokawa, Kazuo Nojima, Toshio Nakahara 1998-07-28
5689770 Image forming apparatus which maintains a temperature of a charge roller Junji Kurokawa, Kazuo Nojima, Toshio Nakahara 1997-11-18
5479243 Image forming apparatus and charging device thereof Junji Kurokawa, Kazuo Nojima, Toshio Nakahara 1995-12-26