Capacity determination for toner or ink cartridge

Cartridge for replenishing developer including a memory...

Cartridge for use in an image forming apparatus having an...

Cartridge life detecting system

Cartridge, image forming apparatus and method of controlling...

Cleaner stress indicator

Cleaning unit and toner recovery system for image formation unit

Concentration sensing by viscosity measurement

Consumable component selection based on operational...

Consumable management device, an image forming system, and a...

Consumable management device, image forming apparatus,...

Consumable material management system and method

Consumable order-assistance system for computer peripheral...

Consumable-article detecting apparatus, method and program,...

Control device and method for monitoring wear parts for...

Controlling image formation based on amount of developer recover

Correction of pulse width accumulator based on the...