ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,382, issued on Feb. 17, was assigned to Daio Paper Corp. (Ehime, Japan).
"Disposable wearing article" was invented by Takeshi Minami (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A disposable wearing article that is easy to tear along the side seals with transverse ripping hardly occurring upon taking off the article. The disposable wearing article has side seals, each of which has a first line of first melt bonded areas and non-melt-bonded areas alternately arranged in the front-back direction, each of the first melt-bonded areas having a shape elongated in the front-back direction, the first line being positioned on the innermost ...