ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,126, issued on Dec. 23, was assigned to H2 Clipper Inc. (Santa Barbara, Calif.).

"Method and apparatus for delivering hydrogen" was invented by Rinaldo S. Brutoco (Santa Barbara, Calif.) and Robert H. Shelton (Santa Barbara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for transporting and distributing hydrogen, reducing the risk of hydrogen leakage, maintaining a record of provenance, and measuring and recording its purity level as it flows from source to destination to assure it complies with a predetermined range of values. The system includes a hydrogen delivery line made from metallic or non-metallic pipe that may b...