ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,336, issued on March 11, was assigned to Eisenkolb Beheer B.V. (Eindhoven, Netherlands).
"Apparatus for manufacturing a pleated curtain" was invented by Johannes Adrianus Maria Vernooij (Eindhoven, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for manufacturing a pleated curtain includes elongate pleating means for forming a first fold in the curtain by folding the curtain around a long side of the pleating means along a fold line, clamping means for clamping a pleat portion of the curtain on either side of the first fold along a clamping line parallel to the fold line such that the pleat portion forms a loop, and control mean...