ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,808, issued on March 18, was assigned to Basso Industry Corp. (Taichung, Taiwan).
"Electric nail gun" was invented by An-Gi Liu (Taichung, Taiwan), Chang-Sheng Lin (Taichung, Taiwan) and Guey-Horng Liou (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric nail gun includes a main body unit, a hammer unit, and a motor unit. The hammer unit includes a hammer member that is adapted for striking a nail, and a resilient member that has two opposite ends respectively abutting against the hammer member and the main body unit. The resilient member of the hammer unit constantly provides a hammer restoring force for the hammer member ...