Image forming apparatus with controlled access
US6490049B1 · kind B1 · utility
10Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1996 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Apr 4, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/5056
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention is directed to an image forming apparatus including a print engine operable in at least two modes, and an access control system connected to and controlling the print engine. The access control system includes an access control key for allowing selective and discriminate switching of the print engine from one of the at least two modes to an other of the at least two modes, such as from an economy mode to a high quality mode, or vice versa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.