ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,806, issued on May 20, was assigned to Honda Motor Co. Ltd. (Tokyo).

"High-pressure vessel and method for manufacturing same" was invented by Kosuke Tatsushima (Wako, Japan), Koei Fujiki (Wako, Japan) and Yusuke Tsuchiyama (Wako, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-pressure vessel includes a liner and a reinforcing layer. The reinforcing layer includes an inner reinforcing layer and an outer reinforcing layer. Further, the inner reinforcing layer includes a first covering portion, a third covering portion, and a second covering portion. Edge surfaces of the first covering portion and the third covering portion that face each ...