ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,640, issued on March 31, was assigned to Rivian IP Holdings LLC (Irvine, Calif.).

"Flow reversing apparatus" was invented by Lorenzo Crosatti (Aliso Viejo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus to reverse the direction of fluid flow is provided. The apparatus can include a first channel and a second channel. The first channel and second channel can define a first position to provide a first fluid flow direction via the first channel and the second channel. The apparatus can include a third channel and a fourth channel. The third channel and the fourth channel can define a second position to provide a second fluid flow d...