US Patent Issued to Intuitive Surgical Operations on May 13 for "Split bridge circuit force sensor" (California Inventor)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,193, issued on May 13, was assigned to Intuitive Surgical Operations Inc. (Sunnyvale, Calif.).

"Split bridge circuit force sensor" was invented by Ashwinram Suresh (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A force sensor comprising a beam having a longitudinal axis and a proximal end portion and a distal end portion; a first Wheatstone bridge disposed on a first face of the beam, including multiple tension gauge resistors and multiple compression gauge resistors; a second Wheatstone bridge disposed on the first face of the beam, including multiple tension gauge resistors and multiple compression gauge resistors; wherein at lea...