ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,391, issued on Feb. 24, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan).
"Fin assembling method" was invented by Hiroyuki Kitao (Osaka, Japan), Yoshihiro Tsutsumi (Osaka, Japan), Motofumi Shimizu (Osaka, Japan) and Takayuki Takahashi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Each of a plurality of fins has a fin slit for receiving a flat tube. A method for stacking the fins includes arranging each of the fins at a stacking spot for the fins with an opening of the fin slit facing upward or downward."
The patent was filed on Sept. 19, 2024, under Application No. 18/890,308.
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