ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,641, issued on Oct. 21, was assigned to The Gillette Co. LLC (Boston).
"Welded razor blade assemblies" was invented by Michel Denis Hamelin (West Roxbury, Mass.) and Craig Stephen Vickery (Reading, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A razor blade assembly including: a razor blade; a blade support; and one or more weld areas joining the razor blade to the blade support, each weld area having a length and a width, in which the width is about 0.05 mm to about 0.15 mm. Also provided is a razor blade assembly including: a razor blade; a blade support; and one or more weld areas joining the razor blade to the blade support, each weld are...