ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,434, issued on April 14, was assigned to Carrier Japan Corp. (Shinagawa-ku, Japan).
"Propeller fan" was invented by Soki Saito (Fuji, Japan), Kazuya Okura (Fuji, Japan), Masayuki Endo (Fuji, Japan) and Yoshiki Tabata (Fuji, Japan).
The patent was filed on Sept. 4, 2024, under Application No. D/961,186.
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