ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,549, issued on Dec. 16, was assigned to FUJIFILM Corp. (Tokyo).
"Zoom lens and imaging apparatus" was invented by Takuya Tanaka (Saitama, Japan), Masanao Kawana (Saitama, Japan), Motoari Ota (Saitama, Japan) and Daiki Komatsu (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A zoom lens consists of, in order from the object side, a first lens group that has a positive refractive power, a middle group that includes a plurality of lens groups in which the spacings between adjacent lens groups change during zooming, and the final lens group. The focusing group that moves during focusing is disposed in the middle group. The zoom lens satisf...