ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,303, issued on April 15, was assigned to ASPIRE NORTH AMERICA LLC.
"Heating assembly" was invented by Tuanfang Liu (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A heating assembly includes a main body and a high-frequency control assembly. The main body includes a heating chamber provided with a first opening. The main body further includes a heating element disposed in the heating chamber. The high-frequency control assembly is disposed outside the heating chamber. When in use, a tobacco material passes through the first opening and is disposed into the heating chamber; when the high-frequency control assembly is energized, an elec...