ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,527, issued on Jan. 27, was assigned to OUR UNITED Corp. (Xi'an, China).
"Head positioning frame" was invented by Daliang Li (Xi'an, China), Fangzheng Chen (Xi'an, China) and Ziheng Nie (Xi'an, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a head positioning frame that includes an upright rod, a base ring, and a head nail. The upright rod includes at least two connecting portions, and at least one of the at least two connecting portions is made of an insulating material, such that the upright rod, the base ring, the head nail, and a head to be positioned are incapable of forming an electrical circuit loop."
The patent was filed o...