ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,577, issued on Oct. 14, was assigned to NOVACORP INC. (Guangzhou, China).
"Snowflake machine" was invented by Ming-Cheng Chang (Tainan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A snowflake machine (10) comprises a blower (84) and an outlet device (72) is connected to the blower (84). The outlet device (72) includes a primary passageway (80) and a secondary passageway (82) around the primary passageway (80). The blower (84) operates to generate air currents which drives bubbles to pass through the primary passageway (80), thereby pushing the bubbles into the air. Air currents passing through the secondary passageway (82) to push the bubb...