ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,622, issued on June 17, was assigned to JNC Corp. (Tokyo) and JNC FIBERS Corp. (Tokyo).
"Nonwoven fabric and method for producing same" was invented by Hirokazu Terada (Shiga, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention addresses the problem of providing a nonwoven fabric that is bulky, has excellent softness, and has high strength. Provided is a nonwoven fabric in which the points at which heat fusible composite fibers intersect with each other are fused by heat. The nonwoven fabric has a high-density-side surface layer where the fiber density is 5 to 20 fibers/mm2. The ratio of the fiber density of the high-density-s...