High drop generator density printhead
US6139131A · kind A · utility
45Cited by
14References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1999 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | Aug 30, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/11
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermal inkjet printing apparatus employs a segmented heater resistor, a thin passivation layer, and a lower heater resistor activation energy to realize a high density drop generator printhead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.