ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,526, issued on Aug. 11, was assigned to THREE-IN-ONE ENTERPRISES Co. LTD. (New Taipei City, Taiwan).
"Structure and method of switchable multi-mode dental handpiece" was invented by Yung-Hsiu Chen (New Taipei City, Taiwan) and Kao Hua Chen (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A switchable multi-mode dental handpiece structure and method, includes: a root canal mirror assembly with an image sensor for capturing external images; a flexible hose with one end connected to the image sensor; a rigid tube connected to the other end of the flexible hose; a root canal operation assembly, includes: a working head; a driving ...