ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,055, issued on Dec. 23, was assigned to Fox Factory Inc. (Duluth, Ga.).

"Twin tube shock with adjustable pressure regulation" was invented by Joshua Coaplen (Asheville, N.C.) and William O. Brown IV (Aptos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid damper having a damper housing with a first and a second fluid volume, and a damping piston located within the damper and separating the first and second fluid volume. The damper piston has a piston fluid pathway formed therethrough and between the first and second fluid volume. The fluid damper includes a fluid accumulator having a pressurizable gas volume and an accumulator fluid vol...