ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,021, issued on Feb. 10, was assigned to Omega SA (Biel/Bienne, Switzerland).

"Pinion shaft, watch mechanism, watch or measurement device without a magnetic signature" was invented by Guillaume Gaugey (Doubs, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mechanical watch or measurement instrument having metallic parts, wherein each part of the mechanical watch mechanism has a relative magnetic permeability of less than 1.01."

The patent was filed on Oct. 28, 2022, under Application No. 17/975,706.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&...