ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,752, issued on July 29, was assigned to ROHR INC. (Chula Vista, Calif.).

"Use of removable metal frames to control induction welding of thermoplastic composite edges" was invented by Milan Mitrovic (Del Mar, Calif.), Jonathan S. Huang (Pasadena, Calif.) and Michael Van Tooren (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for induction welding a stiffener to a thermoplastic composite structure using a removeable metal mask to reduce excess heat along the edges of the stiffener generated from an electromagnetic field of an induction welding tool."

The patent was filed on Jan. 3, 2022, under Application No. 17/567,736....