ALEXANDRIA, Va., March 3 -- United States Patent no. D1,116,075, issued on March 3, was assigned to Quilt Systems Inc. (Redwood City, Calif.).

"Ventilation unit" was invented by Matthew Aaron Knoll (Redwood City, Calif.), Paul Roland Lambert (Redwood City, Calif.), Michael Arthur Simonian (San Francisco), Maaike Louise Evers (San Francisco) and Leon Zilun Zhang (Redwood City, Calif.).

The patent was filed on May 1, 2023, under Application No. D/875,239.

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