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Pat. 10644629 United States, Int. Cl.22 H02P 7/29, H02M 3/156, H02P 6/06, H02P 7/03, H05K 7/20. Fan motor driving circuit, driving method, and cooling device and electronic machine using the same : Appl. N 16/274639 : Filed 13.02.2019 : Pub. 05.05.2020 : / Joji Noie, Tomofumi Mishima, Yuki Gohara ; Assignee Rohm Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10644629/en?oq=US10644629.html (дата обращения: ДД.ММ.ГГГГ).