A U.S. Supreme Court decision this week will shift the concentration of patent infringement cases against corporate defendants from the Eastern District of Texas and will likely increase the number of patent cases filed in Illinois’ federal district courts.The unanimous opinion in T.C. Heartland LLC v. Kraft Foods Group Brands LLC was issued Monday and delivered by Justice Clarence Thomas.Joseph W. Barber, an intellectual property lawyer with Howard & Howard, said this decision will result in additional patent …