ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,384, issued on Aug. 12, was assigned to TOKUYAMA DENTAL Corp. (Tokyo).
"Joining structure for processing" was invented by Yuko Nagasawa (Tokyo) and Masaaki Ushioda (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a joining structure for processing which joins reliably and without misalignment a dental CAD/CAM block to be machined to a block holder for holding same onto a processing device. An engagement protrusion is formed on a block-side joint surface of a block to be processed, and an engagement recess is formed on a holder-side joint surface of a block holder. An adhesive retaining space is formed therebetween. An adhesive is ap...