ALEXANDRIA, Va., Aug. 20 -- United States Patent no. D1,089,143, issued on Aug. 19, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).
"Speaker box" was invented by Yosuke Nakamura (Osaka, Japan).
The patent was filed on Dec. 15, 2023, under Application No. D/921,257.
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