ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,767, issued on Feb. 24, was assigned to MAKITA Corp. (Anjo, Japan).

"Power tool" was invented by Takahiro Kawakami (Anjo, Japan), Satoshi Ninagawa (Anjo, Japan), Ryosuke Otani (Anjo, Japan) and Shinichi Honma (Anjo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power tool has a motor, an output shaft, a spindle, a gear, a gear housing and a bearing. The spindle is configured to be rotated around a drive axis crossing an extending direction of the output shaft. The gear is fitted on the spindle and configured to transmit rotation of the output shaft to the spindle. The gear housing houses the spindle, the gear and the bearing with the lower ...