Kazuhiko Omata

Toner supply container and electrophotographic image forming apparatus

Developer cartridge and developing apparatus.

Toner supply container detachably mountable to a main assembly of an electrophotographic image forming apparatus and a sealing member usable with the toner supply container

Developer cartridge featuring a developer replenishment hole and removable cap having a gripping member for sealing the hole and a remanufacturing method using the same

Developer cartridge featuring a stirring member with free stirring blade end portions

Toner container and toner replenishing mechanism

Toner supply container detachably mounted to an image forming apparatus including a coupling projection

Developer supply container with a plurality of feeding projections

Pneumatic impact pulverizer, fine powder production apparatus, and toner production process

Pneumatic pulverizer and process for producing toner