ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,906, issued on April 7, was assigned to Rotoheater LLC (Ann Arbor, Mich.).

"Thermal regenerative fluid processing apparatus" was invented by Joseph M. Klobucar (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A regenerative thermal oxidizer assembly includes a first housing member and a second housing member. The first housing member defines a regenerative portion and a combustion chamber. The second housing member defines an inlet chamber and an outlet chamber. A regenerator is disposed within the regenerative portion of the first housing member. A thermal element extends through the first housing member into the combustion chamber ...