Thermal printer
US4691211A · kind A · utility
20Cited by
4References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 24, 1986 |
| Grant date | Sep 1, 1987 |
| Priority date | — |
| Expiry date | Mar 24, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/4056
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Adjacent heating elements are energized during different time slots of an address cycle to produce dye portions in adjacent image pixels which are staggered. The area of the dye portion being proportional to image pixel density.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.