ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,129, issued on Dec. 30, was assigned to Gunderson LLC (Lake Oswego, Ore.).

"Large plate tilt railroad car" was invented by Daniel Schuller (North Richland Hills, Texas) and Peter L. Jones (Southlake, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A large plate tilt railroad car including a plate support assembly having a plurality of spaced-apart plate supporters including a plurality of plate holders simultaneously movable from loading positions in which one or more large steel plates can be loaded on the railroad car to transit positions in which one or more large steel plates can be transported using the railroad car."

The patent was filed...