ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,806, issued on Oct. 27, was assigned to Pei-Wen Lin (Taichung City, Taiwan).
"Pocket hole drilling device" was invented by Pin-Feng Chang (Taichung City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pocket hole drilling device includes a rack, a drilling unit, a routing unit, a first sleeve unit, a second sleeve unit, and a rotary frame that is connected to the rack. The first sleeve unit holds the drilling unit, and includes a first fixing seat that is connected to the rotary frame, a first mounting seat that is connected to the first fixing seat, a first bushing member that has at least one first gap, and two first bolts that fasten the...