Businesses rely on laser printers for professional-looking correspondence, legal documents, reports and marketing materials. A printer that sees a lot of use needs periodic replacement of two items: ...

The granted patent (Publication Number: US11774894B2) describes an image forming apparatus that includes a main body, a drum cartridge, a toner cartridge, a main memory, and a controller. The ...

Buying extra drums for your office laser printer saves money and time, but the components do have a shelf life. Shelf life is a period of time the components can be stored and still be suitable for ...