Knoll, Innovative Office Products, SBFI-North America, and Space Co Business Solutions filed four separate actions for declaratory judgment against Mass Engineered Design and Jerry Moscovitch, seeking declarations that their multiple display devices do not infringe a reissued patent related to a dual display system that coordinates the use of multiple monitors.  The patent-in-suit was issued to Jerry Moscovitch in December 2000, and according to the complaints, Mass Engineered Design is a licensee.  Mass Engineered Design and Jerry Moscovitch have previously filed two prior suits since July 2006 against more than 25 defendants, and have also been subject to two separate actions for declaratory judgment over the same period.  8/2, District of Colorado, no judge yet assigned, 1:2012cv02029, Western District of North Carolina, no judge yet assigned, 1:2012cv00197, Eastern District of Pennsylvania, assigned to Judge Lawrence F. Stengel, 5:2012cv04396; assigned to Judge Edmund V. Ludwig, 2:2012cv04401.