ALEXANDRIA, Va., June 10 -- United States Patent no. D1,073,903, issued on May 6, was assigned to IQAIR AG (Goldach, Switzerland).
"Combined air purifier with ventilator and stand" was invented by Christoph Zuberbuehler (Staad, Switzerland), Florian Buchwalder (St. Gallen, Switzerland) and Frank Hammes (Horn, Switzerland).
The patent was filed on May 4, 2023, under Application No. D/875,432.
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