ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,849, issued on June 23, was assigned to SHENZHEN ANYCUBIC TECHNOLOGY Co. LTD. (Shenzhen, China).

"Leveling apparatus and 3D printer" was invented by Xiaolin Zhan (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A leveling apparatus for leveling a 3D printer includes a leveling module. The leveling module is used to push or pull back a target component in a first direction under the control of an electrical signal. The leveling module includes a driving assembly and a transmission assembly. A first end of the transmission assembly is connected to the driving assembly, and a second end of the transmission assembly is configured to be di...