ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,907, issued on Jan. 13, was assigned to MINEBEA MITSUMI Inc. (Nagano, Japan).
"Motor drive control device and fan unit" was invented by Kimihiro Hayashi (Nagano, Japan) and Shuhei Nishi (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor drive control device includes a control circuit configured to output a drive control signal for controlling the drive of a motor of a fan and a motor drive circuit configured to drive the motor, based on the drive control signal. The control circuit includes a storage unit configured to store correspondence information indicating a relationship between a value based on the rotation speed and the to...