ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,565, issued on Jan. 20, was assigned to GOODRICH Corp. (Charlotte, N.C.).

"Inflatable toroidal polyhedron buoyancy tube for a life raft" was invented by Guruprasad Srikanta Prasad (Bangalore, India) and Adithya Nagara Venkatachala (Karnataka, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a buoyancy tube for a life raft having: a first panel including: a first panel top edge and a first panel bottom edge, the first panel top edge defines a first repeating pattern, and the first panel bottom edge defines a second repeating pattern that is a rotated version of the first panel top edge; a second panel that has a same shape as the fir...