SAN FRANCISCO — U-Nav Microelectronics Corp. has filed in U.S. District Court an answer and counterclaim to the complaint for patent infringement filed by SiRF Technology Inc. SiRF Technology filed a ...
LONDON — GPS company u-Nav Microelectronics Corp. has filed another has filed an additional counterclaim for patent infringement against SiRF Technology Inc., in the United States District Court for ...