ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,292, issued on Feb. 24, was assigned to Dongguan Shuiquanzi Industrial Co. Ltd. (Dongguan, China).
"Electronic candle" was invented by Huilin She (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic candle includes: a wax tube, a battery compartment, and a PCBA board. The wax tube is cylindrical and made from paraffin wax. The wax tube defines a cavity therein and has a first end and a second end, the second end defines an opening communicated to the cavity. The battery compartment is inserted into the cavity from the second end, the battery compartment has a third end and a fourth end, the fourth end defines an opening fac...