ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,717, issued on Jan. 27, was assigned to FUJIFILM Corp. (Tokyo).
"Drive device and optical device" was invented by Masahiro Hideshima (Saitama, Japan), Masahiko Miyata (Saitama, Japan), Shinji Otsuka (Saitama, Japan) and Takeya Abe (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drive device includes a magnetic circuit unit including a first yoke, a second yoke, and a first magnet, a magnetic circuit unit including the first yoke, the second yoke, a second magnet, a first coil that is bonded to a focus lens, in which the magnetic circuit units drive the first coil and the focus lens by an electromagnetic force generated in the first ...