Cree Acquires Semi-Insulating Silicon Carbide and Power Device Patent Portfolio from Daimler AG
Source/Type: Reported News

Author: CompoundSemi News Staff

December 7, 2009... Cree Inc., the Durham, North Carolina-based LED maker, has acquired a portfolio of patents and patent applications related to semi-insulating silicon carbide (SiC) material and power device technology from Daimler AG. Cree says that the portfolio consists of approximately 20 patent families, including issued patents in the United States, Germany, Japan, and China. U.S. Patent No. 5,856,231 (‘231) titled “Process for Producing High-Resistance Silicon Carbide”. Cree says that the 231 patent is an important piece of the portfolio that relates to the manufacturing of semi-insulating SiC using vanadium doping.

“We had licensed this impressive group of patents for many years and the full acquisition is a valuable addition to our already extensive intellectual property position,” said Dr. Cengiz Balkas, Cree vice president and general manager, power and RF.

Dr. Vijay Balakrishna, Cree product line manager, materials, added, “Cree is already the leader in high purity semi-insulating SiC and acquiring the ‘231 patent further bolsters our IP position, especially in semi-insulating SiC achieved through vanadium doping.” Cree News Release

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