Mask unit for fabricating display device
US11465163B2 · kind B2 · utility
3Cited by
0References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2019 |
| Grant date | Oct 11, 2022 |
| Priority date | — |
| Expiry date | Feb 19, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/166
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A deposition mask unit includes a deposition mask sheet including a plurality of openings, and a deposition mask frame including a raised portion at which the deposition mask sheet is attachable to the deposition mask frame. The raised portion includes a support portion, and a bonding portion protruding from an upper surface of the support portion, an upper surface of the bonding portion being curved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.