ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,613, issued on Oct. 21, was assigned to FURUKAWA ELECTRIC Co. LTD. (Tokyo).
"Optical part and semiconductor laser module" was invented by Naoki Hayamizu (Tokyo), Hiroshi Hashimoto (Tokyo) and Hideyuki Nasu (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical part includes: an optical fiber having a core portion and a cladding portion that is formed around the core portion; a light absorber placed around the optical fiber; and an adhesive member that adheres the light absorber and the optical fiber to each other. Further, the cladding portion includes: a main portion extending along a longitudinal direction and having a main portion cladd...