DEVELOPING CARTRIDGE INCLUDING DEVELOPING ELECTRODE WHICH INCLUDES CONNECTION PORTION AND CONTACT SURFACE

DEVELOPING CARTRIDGE INCLUDING CASING THAT HAS RECESSED PORTION AND BOSS CONNECTING TWO OPPOSING WALLS OF CASING INSIDE TONER CHAMBER, AND IMAGE FORMING APPARATUS USING THE SAME

POWDER CONTAINER AND IMAGE FORMING DEVICE

Developing cartridge including casing that has recessed portion and boss connecting two opposing walls of casing inside toner chamber, and image forming apparatus using the same

Developer container, image forming unit, and image forming apparatus

Stirring device with a lubricating layer, toner container, waste toner receptacle, and image forming apparatus

Developer container, image forming unit, image forming apparatus, and developer container control method

Developing apparatus and image forming apparatus

Toner container, image forming unit, and image forming apparatus

Stirring/conveying member, and developing device and image forming apparatus therewith

Powder transport member, powder container, and image forming apparatus

Toner case and image forming apparatus

Developer transporting device and image forming apparatus

Toner supply device and image forming apparatus

Developer storing vessel and image forming apparatus

Developing apparatus, image forming apparatus having the same, and assembling method of a developing apparatus

Developer agitator increasing electrification rate of developer, and developing apparatus and image forming device having the same

Xerographic developer unit having variable pitch auger

Developer container