Patent · US Expired

Light emitting diode lamp

US4935665A · kind A · utility

598Cited by
4References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 7, 1988
Grant dateJun 19, 1990
Priority date
Expiry dateNov 7, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S362/80
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A light emitting diode lamp comprises an insulated metallic board having a plurality of hollows thereon each of which has a light emitting diode mounted on the bottom thereof and a light-reflecting surface on the side wall thereof. A lens plate collects direct light from the light emitting diode and light reflected by the reflecting surfaces of each of the hollows. The lamp is suited as an automobile lamp, especially as a high mounted stop lamp.

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