US Patent Issued to NTT on March 31 for "Optical fiber test method and wrapping optical fiber device" (Japanese Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,866, issued on March 31, was assigned to NTT Inc. (Tokyo).

"Optical fiber test method and wrapping optical fiber device" was invented by Yusuke Yamada (Musashino, Japan), Masashi Kikuchi (Musashino, Japan), Akira Sakurai (Musashino, Japan), Shigekatsu Tetsutani (Musashino, Japan) and Hiroaki Tanioka (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present invention is to provide an optical fiber testing method and an optical fiber winding device capable of appropriately reproducing the same lateral pressure and minute bending state in a test of an optical fiber as those in an optical cable.In the optical fiber testi...