Inkjet nozzle device having improved lifetime
US9994017B2 · kind B2 · utility
1Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2017 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Jan 11, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/18
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An inkjet nozzle device includes a MEMS structure in contact with ink, wherein a tantalum oxide layer is deposited on at least part of the MEMS structure for inhibiting corrosion by the ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.