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Federal Circuit Affirms Ruling That Knowles Patents Are Valid and Infringed

June 8, 2011 - Itasca, Illinois, United States

Knowles Electronics, LLC has announced that the U.S. Court of Appeals for the Federal Circuit has affirmed the U.S. International Trade Commission’s (ITC) final determination that MEMS Technology Berhad’s (MemsTech) importation and sale of certain MEMS microphone packages infringes Knowles’s U.S. Patents 7,242,089 and 6,781,231. The Court of Appeals held that Knowles’s patents are valid and enforceable, and affirmed the ITC’s exclusion order barring MemsTech from importing its infringing products into the U.S.

“This is an important victory for Knowles and we are pleased that the Federal Circuit has affirmed the validity of our patents. We will continue to vigorously protect our intellectual property, support our development of innovative products for the markets we serve, and ensure we capture the value of our investment in research and development,” said Jeffrey Niew, President & Chief Executive Officer of Knowles Electronics.

The patents in this case are part of a large portfolio of patents related to Knowles SiSonicTM MEMS microphones and microphone packaging technology. These patents cover several variations of SiSonicTM microphones and manufacturing methods.

About Knowles – Founded in 1946, Knowles is headquartered in Itasca, Illinois, with offices and manufacturing facilities worldwide. Knowles is the leading designer and manufacturer of advanced acoustic components. Its microphones and receivers are the standard for the hearing health industry. Knowles is also the leading provider of MEMS microphones for major cell phone companies and consumer electronic devices. For more information visit the Knowles website at Knowles is owned by the Dover Corporation, a multi-billion dollar diversified producer of innovative equipment, specialty systems and value-added services. Visit for more information.

All product and trade names are recognized as the property of their respective owners.

CONTACTS : Knowles Mike Adell 630-250-5100

Source: Business Wire India


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