ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,739,950, issued on Sept. 15, was assigned to QINGDAO HAIER SPECIAL REFRIGERATION ELECTRIC APPLIANCE Co. LTD. (Qingdao, China) and HAIER SMART HOME Co. LTD. (Qingdao, China).

"Heating apparatus" was invented by Haijuan Wang (Qingdao, China), Peng Li (Qingdao, China), Zhiqiang Han (Qingdao, China), Chunyang Li (Qingdao, China) and Ming Wang (Qingdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heating apparatus, comprising a chamber body, a door body, a drawer, an electromagnetic wave generating system, and a slide rail assembly. The slide rail assembly comprises a fixed rail fixedly connected to the chamber body, and a slide portion capable o...