Nichia Files Lawsuit Against Seoul Semiconductor, Again

On May 1, 2008 Nichia filed a lawsuit in the Tokyo District Court against Japan Seoul Semiconductor, the Japanese subsidiary of Seoul Semiconductor, a LED manufacturer headquartered in South Korea. Nichia has been very aggressive in trying to protect its intellectual properties. And so has Seoul Semiconductor. Nichia has already filed a previous suit in […]

Seoul Semiconductor vs. Advanced Optoelectronic Technology: 3 Strikes

The Taiwan Intellectual Property Office (TIPO) dismissed a patent invalidation action filed against Seoul Semiconductor (SSC) by Advanced Optoelectronic Technology (AOT), a Taiwan-based LED manufacturer and relates to Seoul Semiconductor’s white LED patent in Taiwan. According to SSC the company has also won patent cases against Itswell and Mediana Electronics in Korea regarding its white […]

Seoul Semiconductor P4 LED: Brightest LED

Seoul Semiconductor Co. (SSC) introduced its P4 LED that emits 240 lumens at 1A. SSC also claims the P4 has the highest efficacy at 100lm/W @ 360mA. Efficacy is the ratio of visible light to electromagnetic radiation that includes factors such as heat. Compared to SSC’s P4 LED, a fluorescent light source has an efficacy […]