Biasing switching between tri-level and bi-level development
US5241359A · kind A · utility
6Cited by
7References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 7, 1991 |
| Grant date | Aug 31, 1993 |
| Priority date | — |
| Expiry date | Oct 7, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0121
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Image creation apparatus operable in a tri-level highlight color imaging or a black monochrome mode. The developer structures are biased in the tri-level mode using a chopped DC bias while in the monochrome black mode only the black developer structure is biased using a standard monochrome bias.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.