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QPC Lasers Inc of Sylmar, CA, USA, which designs and manufactures high-power lasers for the consumer, industrial, defense, and medical markets, has been granted US Patent. 7342951 (‘Laser Diode With Monolithic Intra-Cavity Difference Frequency Generator’).

The patent protects a concept unique to QPC for a new architecture using nonlinear optical frequency converters integrated onto the source chip to create new infrared output frequencies.

“This is the second patent we've announced this year, further expanding and protecting our intellectual property portfolio which is important as we continue to develop new technologies in areas relevant to important new product developments,” says president and CEO Jeff Ungar. “There are a number of technologies unique to QPC, and we will continue to add to our already strong portfolio of patents and trade secrets to further protect the competitive advantages of our products.”

QPC now holds eight issued patents and eight patents pending.

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