Method of determining liquid toner depletion
US6744996B2 · kind B2 · utility
2Cited by
15References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 31, 2002 |
| Grant date | Jun 1, 2004 |
| Priority date | — |
| Expiry date | Oct 31, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/105
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method of determining when liquid electrophotographic toner has been depleted using a means of detecting signals indicating the conductivity provided by toner solids in a liquid carrier and determining their concentration in relationship to the liquid dielectric carrier solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.