Patent · US Active

Ultraviolet field-emission lamps and their applications

US10978290B1 · kind B1 · utility

2Cited by
0References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 1, 2020
Grant dateApr 13, 2021
Priority date
Expiry dateSep 1, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2201/308
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Improved ultraviolet field-emission lamps can be safely deployed close to people because they eliminate the use of toxic materials, mitigate heating issues, and emit light in a wavelength range that is safe for human exposure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.