ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,222,575, issued on Feb. 11, was assigned to Fujikura Ltd. (Tokyo).
"Intermittently connected optical fiber ribbon" was invented by Yoshie Murakoshi (Chiba, Japan), Akira Namazue (Sakura, Japan) and Ken Osato (Sakura, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical fiber ribbon includes: optical fibers disposed side by side in a predetermined direction; and connecting portions that connect two adjacent ones of the optical fibers. A peripheral resin portion is formed on a periphery of the optical fibers. An arithmetic mean roughness Ra of a surface of the peripheral resin portion is 0.41 micro metre or lower. A ten-point mean roughness Rz ...