ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,379, issued on June 17, was assigned to The Procter & Gamble Co. (Cincinnati).
"Heat sealing apparatuses and methods of use thereof" was invented by Matthew Ims (Cincinnati), William R. Frailing (Cincinnati) and Gustav Andre Mellin (Amberley Village, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "A heating block assembly including one or more configurable insulator segments and a heater block having a first surface configured to removably receive the one or more configurable insulator segments, in which each of the one or more configurable insulator segments covers only a portion of the first surface. A method for sealing at least one portion o...