ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,403, issued on July 7, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Fastener driver" was invented by Junjie Ye (Nanjing, China), Ran Lan (Nanjing, China) and Xiao Li (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fastener driver includes a striking assembly including a striking member configured to strike a fastener; a drive assembly configured to drive the striking member, and an electric motor providing a driving force for at least the drive assembly. The drive assembly includes a drive wheel configured to engage with the striking member to drive the striking member to move along the extension direction of ...