Ink-jet printhead and method for producing the same
US6659596B1 · kind B1 · utility
4Cited by
14References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 1997 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Dec 22, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/03
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink-jet printhead is provided having a thin film substrate comprising a plurality of thin film layers; a plurality of ink firing heater resistors defined in said plurality of thin film layers; a polymer fluid barrier layer; and a carbon rich layer disposed on said plurality of thin film layers, for bonding said polymer fluid barrier layer to said thin film substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.