08011803 is referenced by 6 patents and cites 7 patents.

A fog lamp may include a Lambertian LED, a collimating lens encompassing the Lambertian LED, a collimating surface including a total internal reflective surface and encompassing the collimating lens, and a corrugated surface attached to the collimating surface at an acute angle with respect to an optic axis of the corrugated surface.

Title
LED automotive fog lamp
Application Number
12/399167
Publication Number
8011803 (B2)
Application Date
March 6, 2009
Publication Date
September 6, 2011
Inventor
Wen Kui Wang
Hong Kong
HK
Jin Bo Jiang
Hong Kong
HK
Wing Bun Lee
Hong Kong
HK
Sandy To
Hong Kong
HK
Chi Fai Cheung
Hong Kong
HK
Agent
Wilkinson & Grist
George G Wang
Assignee
The Hong Kong Polytechnic University
CN
IPC
F21V 5/00
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