ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,345, issued on July 21, was assigned to RAI Strategic Holdings Inc. (Winston-Salem, N.C.).

"Method for validation and modification of device state transitions for an aerosol generation device" was invented by Robert Logan Garris (Winston-Salem, N.C.), Sean Lukan (Winston-Salem, N.C.), Jim Marting (Winston-Salem, N.C.), Sean Daugherty (Winston-Salem, N.C.), Austin Carpenter (Winston-Salem, N.C.), Spencer Mougey (Winston-Salem, N.C.) and Keith Anderson (Winston-Salem, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for functional testing of aerosol provision devices may include performing a functional state transition test of a power unit...