ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,136, issued on Feb. 10, was assigned to WONDERLAND SWITZERLAND AG (Steinhausen, Switzerland).

"Canopy engagement device and canopy with the canopy engagement device" was invented by Kaiqin Liu (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A canopy engagement device including a socket, provided with a base end and an engagement end, the engagement end being engaged with the carrier, a first rotation base provided between the base end of the socket and the second rotation base, a second rotation base, the first and second rotation bases being rotatable relative to the socket, and a locking member, disposed between the first rotation...