Printed thermocouples in solid heater devices

Photosensitive body unit and image forming apparatus including the same

Multi-pass image forming apparatus having voltage divider

Detecting image quality defects by measuring images printed on image bearing surfaces of printing devices

Applications, systems and methods for identifying and monitoring critical colors in customer print jobs

Image forming apparatus and developing unit thereof

BELT MEANDER PREVENTING DEVICE, TRANSFER UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME

Horizontal color plane registration correction

Developing device driver and an image forming apparatus using the same

Developer and electrophotographic image forming apparatus including the same

Image forming process module having a detachable waste developer storage tank and image forming apparatus having the same

Image forming method

Image formation device and cartridge which uses verification data stored in a memory of the cartridge

Color image forming apparatus capable of effectively matching registration between elementary color images

Multicolor image forming apparatus to prevent color contamination

Control method for correcting sensitivity of toner density sensor of image forming apparatus