Quote:
Originally Posted by Ron99
Hi Steve,
1. The first high power lumiled LEDs came out in 1998 or 1999 I believe. Yes they were expensive but they were already being incorporated into products such as flashlights by 2001. Orbitec filed their patent on December 15th, 2004 and IRRC they may have filed a PPA a year earlier so that would have been no earlier than December 15th, 2003.
Cheers,
Ron
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um the patent I am reading by them was filed in early 2002, if they did a provisional that would put them early 2001, which means they were at the same time as the release of high power LEDs . now they do have two patents on theses so maybe the one your reading is the second one?
Steve
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