ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,273, issued on May 6, was assigned to ALPS ALPINE Co. LTD. (Tokyo).
"Vibration generating device" was invented by Yuki Ikezoe (Miyagi, Japan), Takenori Takahashi (Miyagi, Japan) and Kazunari Takahashi (Miyagi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vibration generating device includes a coil and a magnetic flux source. The magnetic flux source includes a left-hand magnet, a first middle magnet, a second middle magnet, and a right-hand magnet. The coil includes a left-hand coil and a right-hand coil. The left-hand coil and the right-hand coil each include a left-hand wire bundle and a right-hand wire bundle. Magnetic fluxes from the m...