ALEXANDRIA, Va., Nov. 3 -- United States Patent no. D1,156,678, issued on Nov. 3, was assigned to Thruflow Inc. (Wallaceburg, Canada).
"Perforated panel" was invented by Paul Otto Kjeldsen (Mooretown, Canada) and Matthew Dixon (Leamington, Canada).
The patent was filed on July 29, 2025, under Application No. D/015,468.
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