ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,133, issued on May 26, was assigned to Ignik Outdoors Inc. (Bainbridge Island, Wash.).

"Refueling assemblies for fuel tanks, refillable fuel tanks, and associated methods" was invented by Graeme Esarey (Bainbridge Island, Wash.), Peter Pontano (Seattle), ShaoJun Zhang (ShenZhen, China) and Victor Lin Fong Chi (Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Refueling assemblies comprise a chassis, at least one fuel conduit, a plurality of docking-port valve assemblies, and a fuel-source valve assembly. Refueling assemblies may be configured to simultaneously refill a plurality of fuel tanks. Fuel tanks comprise a fuel-receiving tan...