Inventor
KITAJIMA KEN-ICHIRO
JP3 patents
Patents
3 patentsUS6591072B2Jul 8, 2003
Image forming apparatus with changeable toner returning electric field application period
CANON KK24 citations91
US6785480B2Aug 31, 2004
Image forming apparatus having a plurality of image forming speeds
CANON KK15 citations81
US6826375B2Nov 30, 2004
Image forming apparatus
CANON KK8 citations68