ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,619, issued on Dec. 23, was assigned to SHEN YUN COLLECTIONS INC. (Cuddebackville, N.Y.).
"Dry ice machine for creating fog effect" was invented by Hong-Zhi Li (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dry ice machine for creating fog effect is provided. The dry ice machine includes an outer casing having a liquid containing space, a lifting assembly, a dry ice container, and a fog outlet pipe. The lifting assembly including a lifting member and an operating member is moveably disposed on the outer casing. The operating member is connected to the lifting member to drive the lifting member to move along a lifting axis. The dry ...