ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,129, issued on Aug. 12, was assigned to SUMITOMO ELECTRIC INDUSTRIES LTD. (Osaka, Japan).
"Optical fiber ribbon" was invented by Noriaki Iwaguchi (Osaka, Japan), Takashi Fujii (Osaka, Japan) and Fumiaki Sato (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical fiber ribbon includes a plurality of optical fibers arranged in parallel in a direction orthogonal to a longitudinal direction of the optical fibers, and a collective coating covering outer peripheries of the plurality of optical fibers. The collective coating includes a connected portion at which the optical fibers adjacent to each other are connected in at least a part of ...