Patent · US Expired

Dimmable electronic ballast

US6545431B2 · kind B2 · utility

22Cited by
9References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 15, 2001
Grant dateApr 8, 2003
Priority date
Expiry dateJun 15, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

This invention relates to dimmable electronic ballasts for particular use with fluorescent lamps.

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