ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,139,021, issued on Aug. 4, was assigned to EXEDY Corp. (Osaka, Japan).
"Drone propeller" was invented by Kouzou Mori (Osaka, Japan), Yasunori Kunisaki (Osaka, Japan), Tatsuki Kitada (Osaka, Japan) and Masahiro Ohno (Osaka, Japan).
The patent was filed on Feb. 28, 2024, under Application No. D/930,164.
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