ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,123, issued on June 16, was assigned to Aeolus Works LLC (Palo Alto, Calif.).

"System and method for heating and cooling an interior environment via pressure swing absorption" was invented by William Andrew Lee (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "One variation of a method includes: conveying a mixture of air in a working fluid through a compressor to heat and pressurize the mixture to promote absorption of carbon dioxide into the working fluid; depositing the mixture in a high-pressure vessel configured to remove air from the mixture of carbon dioxide in the working fluid; conveying the mixture through a turbine to redu...