US Patent Issued to Illinois Tool Works on July 28 for "Mass flow meters/controllers and methods having improved accuracy" (Pennsylvania Inventor)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,147, issued on July 28, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).

"Mass flow meters/controllers and methods having improved accuracy" was invented by Vladimir Krakhman (Chalfont, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example method to perform optical measurements involves: emitting a first light beam via a first light source; performing first measurements by detecting the first light beam via a first optical sensor; emitting a second light beam via a second light source; performing second measurements by detecting the second light beam via a second optical sensor, the first and second measurements comprising variable...