ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,157, issued on July 21, was assigned to Amrize Technology Switzerland LLC (Zug, Switzerland).

"System and method for continuously manufacturing cured membranes" was invented by Hao Wang (Carmel, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for the continuous production of cured rubber membrane, the process comprising (i) preparing a continuous stream of curable rubber composition; (ii) forming the continuous stream of curable rubber composition into a continuous green-rubber extrudate; (iii) curing the continuous green-rubber extrudate to form a continuous cured membrane; and (iv) fabricating the continuous cured membrane into rolls...