ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,030, issued on June 3, was assigned to Prysmian S.p.A. (Milan).

"High density optical cables" was invented by Ben H. Wells (Columbia, S.C.), Ehsan Fallahmohammadi (Columbia, S.C.), Brian G. Risch (Granite Falls, N.C.), Clint Nicholaus Anderson (Lexington, S.C.), John R. Sach (Lexington, S.C.) and Jeffrey Scott Barker (Claremont, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical cable includes a plurality of buffer tubes and an outer jacket surrounding the plurality of buffer tubes. Each of the plurality of buffer tubes includes a buffer tube jacket surrounding a plurality of flexible ribbons. The buffer tube jacket includes a first defor...