Circularly polarizing plate
US11985847B2 · kind B2 · utility
1Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2019 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Jun 16, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/8791
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A circularly polarizing plate capable of improving the tone of reflective color sense by using a retardation film having flat dispersion characteristics; and an OLED device comprising the circularly polarizing plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.