ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,775,141, issued on Oct. 27, was assigned to HAKUSAN INC. (Ishikawa, Japan).

"Ferrule, optical connector, and method for manufacturing ferrule" was invented by Moriaki Kobayashi (Ishikawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a ferrule (100) in which fiber holes (20, 25) for insertion of a plurality of optical fibers are provided in a front end surface (100a), and a boot insertion hole (35) of a boot insertion part (30) for inserting a ferrule boot (102) through which optical fibers are inserted is provided in a rear end surface (100b), wherein the ferrule (100) comprises an internal space that communicates the fiber holes (20...