ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,147, issued on Dec. 9, was assigned to Legrand DPC LLC (Ringgold, Va.).

"Continuously formed optical fiber with different core profile zones" was invented by Lei Huang (Glastonbury, Conn.) and Daniel M. Smith (Westerly, R.I.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an optical fiber and a method of fabricating an optical fiber. The method includes providing an optical fiber, the optical fiber defining a length having a proximal end and a distal end. The optical fiber includes a first core profile zone defining a first core diameter, and a second core profile zone defining a second core diameter different from the ...