ALEXANDRIA, Va., Feb. 24 -- United States Patent no. D1,115,011, issued on Feb. 24, was assigned to Mitsubishi Electric Corp. (Tokyo).
"Propeller fan" was invented by Hironori Yabuuchi (Tokyo), Tetsuji Saikusa (Tokyo), Daisuke Akiyama (Tokyo), Kisho Hatakenaka (Tokyo), Makoto Tanishima (Tokyo) and Yuki Nakao (Tokyo).
The patent was filed on June 7, 2023, under Application No. D/877,516.
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