Keycap with an active element
US10504670B2 · kind B2 · utility
0Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 2, 2016 |
| Grant date | Dec 10, 2019 |
| Priority date | — |
| Expiry date | Apr 2, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2227/026
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Particular embodiments described herein provide a display that includes a mask that includes a one or more exposed areas, a top electrode, one or more bottom electrodes, a dielectric between the top electrode and the one or more bottom electrodes, and an electrical connection to create a differential voltage between the top electrode and the one or more bottom electrodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.