ALEXANDRIA, Va., March 24 -- United States Patent no. D1,119,857, issued on March 24, was assigned to Genelec Oy (Iisalmi, Finland).
"Headphones" was invented by Jaakko Nisula (Iisalmi, Finland), Harri Koskinen (Iisalmi, Finland) and Janne Raty (Iisalmi, Finland).
The patent was filed on June 27, 2024, under Application No. D/949,584.
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