U.S. patents issued to Arkansans
Oct. 11
Patent 9,462,765 B2. Soybean Cultivar R08-4004. Issued to Pengyin Chen of Fayetteville. Assigned to the board of trustees of the University of Arkansas. Patent 9,464,616 B2. Portable Engine Preheater Fired by Propane. Issued to Richard Lee Hobart of El Dorado and John Bennett Hobart of Vienna, Austria.
Patent 9,464,846 B2. Refractory Delta Cooling System. Issued to Omar A. Quintanilla Montemayor of Blytheville. Assigned to Nucor Corp. of Charlotte, N.C.