Sealed LED lamp housing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 19, 1991
Grant Date -
N/A
app pub date -
Apr 18, 1990
filing date -
Jul 1, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sealed LED lamp housing includes a single unit made of a semi-transparent polymer of neutral optical density having a first portion forming a lens, through which light can pass from an LED contained therein, and a second portion, of greater thickness than the first portion, that provides a contrast annulus surrounding the lens.
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- [Patents Count]
Cited Art Landscape
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