ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,239, issued on June 16, was assigned to FONTEM VENTURES B.V. (Amsterdam).

"Vaporizing device with induction heater" was invented by Lik Hon (Beijing), Zhuoran Li (Beijing) and Fucheng Yu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vaporizing device (10) includes a battery unit (12) having a battery (13), an electronic controller (20), and an induction coil (32) on or in a core, such as a ferrite split ring (34) or cup (62) magnetic core. A cartridge (14) holding liquid has at least one heater plate (46, 74) and a liquid conductor (48, 76). The cartridge (14) is attachable to the battery unit (12) with the heater plate (46, 74) adjacent...