ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,667, issued on Sept. 23, was assigned to Kimberly-Clark Worldwide Inc. (Neenah, Wis.).

"Smooth and bulky tissue" was invented by Mark Alan Burazin (Oshkosh, Wis.), Lynda Ellen Collins (Neenah, Wis.), Jeffrey Dean Holz (Sherwood, Wis.), Mark William Sachs (Appleton, Wis.), Peter John Allen (Neenah, Wis.) and Kevin Joseph Vogt (Neenah, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides high bulk tissue products, as well as an apparatus and methods for manufacturing the same. The tissue products provided herein not only have high bulk, but they also have improved surface smoothness, particularly compared to tissue prod...