Supreme Court of Texas August 1999 casesQuaestor Investments, Inc. v. State of ChiapasConoco Inc. v. Amarillo Nat. BankDrilex Systems, Inc. v. FloresState v. MiguelYanes v. SowardsMotor Vehicle Board v. El Paso Independent Automobile Dealers Ass'nHernandez v. Tokai Corp.Wal-Mart Stores, Inc. v. McKenzie