Consumable unit and method of managing consumable unit including memory storing consumable item information
US8090274B2 · kind B2 · utility
2Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2011 |
| Grant date | Jan 3, 2012 |
| Priority date | — |
| Expiry date | May 19, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0697
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A consumable unit and an image forming apparatus for controlling a consumable include a first memory that stores consumable item information regarding the consumable and provides the consumable item information through password authentication, and a second memory that rewrites recycling prevention information, which indicates that recycling is impossible, a limited number of times.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.