Omnidirectional lighting device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
May 27, 2003
Grant Date -
N/A
app pub date -
Dec 1, 2000
filing date -
Mar 4, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A light modifying material composed of ethylene/butene-1 copolymer or propylene homopolymer or a combination of the two, and lighting devices using the material in a light transmitting cover (20). It is preferred that the light source (10) for the devices is a semiconductor or light emitting diode (LED), to produce an energy efficient light source.
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