Solar powered access control devices
US11887419B2 · kind B2 · utility
0Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 12, 2022 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Apr 12, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C2009/0065
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Access control devices are provided that include locking mechanisms, reader devices, and control units powered by solar devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.