ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,045, issued on June 2.

"Micro sheath buffer tube with rollable ribbons" was invented by Sravan Kumar (Aurangabad, India) and Kishore Sahoo (Aurangabad, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a micro sheath buffer tube with rollable optical fiber ribbons for optical fiber cable to reduce the overall cable diameter. The buffer tube indicates one or more subunits, a micro sheath layer and a plurality of water swellable yarns. The one or more subunits encloses a plurality of optical fiber ribbons. Each optical fiber ribbon of the plurality of optical fiber ribbons includes 12 optical fibers. Further, each of ...