Seoul Semiconductor Accuses Curtis International of Infringing LED TV Patents
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Seoul Semiconductor (SSC) recently filed a LED TV patent infringement lawsuit against Canadian consumer electronics manufacturer Curtis International in Florida Southern Court, U.S., according to numerous legal publications.

In the plaintiff SSC charged Curtis International for infringing U.S. Patent Nos. 8,314,440, 7,964,943, 7,626,209, 7,572,653, 6,942,731, 6,473,554, and 6,007,209.

Table 1: LED patents involved in the SSC case against Curtis International

SSC U.S. Patent No.

Patent function


Method of fabricating LED”


LED chip and method of fabricating the same”


Light emitting device


Light source for backlighting


Light emitting diode having active region of multi quantum well structure


Lighting apparatus having low profile


Method for improving the efficiency of epitaxially produced quantum dot semiconductor components


According to the plaintiff, SSC believed Curtis International had been manufacturing and selling TV products infringing the above listed patents in the Florida district.

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