Bachir Hihi

US Patent:

49654888, Oct 23, 1990

Filed:

Mar 27, 1989

Appl. No.:

7/328639

Inventors:

Bachir Hihi - Dunwoody GA

International Classification:

H01L 3300

US Classification:

313499

Abstract:

A light-source multiplication device having a light transmissive portion including one substantially planer face and an opposite face with multiple facets, a light emitting diode for generating light juxtaposed with and directed towards the light transmissive portion, wherein the facets on the light transmissive portion are angled such that images of light from the light emitting diode project in parallel from each facet.

US Patent:

46849190, Aug 4, 1987

Filed:

Oct 9, 1985

Appl. No.:

6/785848

Inventors:

Bachir Hihi - Dunwoody GA

International Classification:

F21V 500
F21V 502

US Classification:

340 84

Abstract:

A light-source multiplication device useful in a warning light device, a traffic signal light device, a light display or a lighted sign includes light-emissive diodes as light sources with a multi-prism having facets having apices on an imaginary spherical surface for providing multiple images of the light-emissive diodes, some of which can be viewed over a wide field of vision, thereby minimizing power and maintenance requirements of the device.