ALEXANDRIA, Va., Feb. 24 -- United States Patent no. D1,114,768, issued on Feb. 24, was assigned to Bosch Security Systems LLC (Fairport, N.Y.).
"Loudspeaker" was invented by Caleb Braff (Saint Paul, Minn.), Nicholas Sulzer (Mosinee, Wis.), Shawn Filipek (Savage, Minn.) and Andrew M. Grunloh (Columbia Heights, Minn.).
The patent was filed on May 3, 2023, under Application No. D/875,370.
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