EMF radiation protection devices
US11665872B2 · kind B2 · utility
2Cited by
0References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2022 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Apr 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K9/005
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An Electric and Magnetic Fields (EMF) protection device, includes: a metallic bottom; a metallic side extending from the metallic bottom; and a top opening, wherein the metallic bottom and the metallic side form a cylinder enclosure configured to substantially block a signal passing through the metallic side and the metallic bottom and allow the signal to pass only through the top opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.