ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,012, issued on Oct. 14, was assigned to Raymond Industrial Ltd. (Hong Kong).

"Personal care apparatus with automatic identification of multiple hair treating attachments" was invented by John Ying Man Wong (Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hair cutter includes a cutter head assembly and a main body. The cutter head assembly has a cutting type and is configured to be removably coupled to the main body. The cutter head assembly includes an identification part associated with the cutting type of the cutter head assembly. The main body includes a detection assembly, a drive assembly and a control board. The detection assembly i...