ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,618, issued on May 13, was assigned to IQIP Holding B.V. (Sliedrecht, Netherlands).

"Pile-driver and method" was invented by Jasper Stefan Winkes (Delft, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pile-driver assembly for driving a pile into the ground, preferably off-shore, and a method of driving a pile into the ground using the pile-driver assembly is disclosed. The assembly includes a casing defining a chamber, the chamber being configured to house a fluid, the chamber comprising a channel extending at least partially therethrough. The assembly further includes a positioning element configured to position the casing at or on th...