×

Apparatus and methods for providing emergency lighting

  • US 6,752,515 B2
  • Filed: 01/30/2002
  • Issued: 06/22/2004
  • Est. Priority Date: 04/16/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A lighting device capable of providing long-term, interim lighting capabilities, the lighting system comprising:

  • an array of Light Emitting Diodes (LEDs) in electrical communication with corresponding electrical circuitry;

    an electrical energy source for supplying electrical energy to the array of LEDs; and

    an elliptical parabolic reflector positioned proximate to the array of light emitting diodes that reflects light from the LEDs to provide a wide area coverage of illumination.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×