A patent case originally filed in Delaware by Signal Tech, LLC (Delaware) against Analog Devices, Inc. (Norwood, MA) in November, 2011 was transferred to D. Mass. in April, 2012. The case alleges that Analog infringes Patent No. 6,480,064 directed to a low voltage switchable GM cell.
Signal Tech, LLC v. Analog Devices, Inc., 12-10669-WGY (D. Mass. Nov. 2, 2011)