Illumination – Plural light sources – With modifier
Reexamination Certificate
2008-04-18
2010-11-16
Husar, Stephen F (Department: 2875)
Illumination
Plural light sources
With modifier
C362S217050, C362S237000, C362S241000, C362S244000, C362S249020, C362S296010
Reexamination Certificate
active
07832896
ABSTRACT:
A light engine comprises a plurality of LEDs and a plurality of optical elements each cooperating with a respective LED. The optical elements broaden the off-axis angle from the respective LEDs to provide a more uniform illumination at a target plane.
REFERENCES:
patent: 5559681 (1996-09-01), Duarte
patent: 5577493 (1996-11-01), Parkyn, Jr. et al.
patent: 6074074 (2000-06-01), Marcus
patent: 6566824 (2003-05-01), Panagotacos et al.
patent: 6673292 (2004-01-01), Gustafson et al.
patent: 6673293 (2004-01-01), Mistopoulos et al.
patent: 6837598 (2005-01-01), Marcus
patent: 6924973 (2005-08-01), Kim
patent: 6942360 (2005-09-01), Chou et al.
patent: 7160140 (2007-01-01), Mrakovich et al.
patent: 7165863 (2007-01-01), Thomas et al.
patent: 2004/0075399 (2004-04-01), Hall
patent: 2006/0187668 (2006-08-01), Howe
patent: 2006/0270105 (2006-11-01), Takiar et al.
Cao Yiyu
Carpenter Kevin
Gao Chunmei
Mayer Mark J.
Nall Jeffrey
Dunwiddie Meghan K
Fay Sharpe LLP
Husar Stephen F
Lumination LLC
LandOfFree
LED light engine does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with LED light engine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and LED light engine will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4227209