Knowles Seeks ITC Probe Over Microphone Patents

Law360, New York (December 9, 2011, 4:52 PM EST) -- Knowles Electronics LLC on Wednesday asked the U.S. International Trade Commission to investigate whether Analog Devices Inc., Amkor Technologies Inc. and Avnet Inc. were importing silicon microphone packages that infringe its patents, launching the latest offensive in the battle over the technology.

Itasca, Ill.-based Knowles filed a complaint in the ITC accusing the three rivals of bringing products into the U.S. that either infringe or are made using a process that infringes U.S. Patent Numbers 7,439,616 and 8,018,049 in violation of Section 337 of the Tariff...
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