ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,130, issued on Nov. 3, was assigned to Whirlpool Corp. (Benton Harbor, Mich.).

"Combination microwave and hood system" was invented by Owen (Xuncai) Zhang (Shenzhen, China), Michael A. Ledford (St. Joseph, Mich.), Stephen Zheng (Shenzhen, China) and Xiangxu Liu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microwave hood system includes an outer wrapper with a top portion including a cooling air inlet, a cooling air outlet, an outside vent outlet, and a recirculation vent outlet, a first side portion, and a second side portion. A bottom portion includes a vent inlet and is operably coupled to the outer wrapper. A cooking cavity is...