ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,459, issued on Feb. 24, was assigned to GOODRICH ACTUATION SYSTEMS Ltd. (Solihull, Great Britain).
"Lock position sensing" was invented by Peter Bacon (Wolverhampton, Great Britain) and Maamar Benarous (Coventry, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of determining the status of a lock. The method includes reading data from a proximity switch and calculating an inductance value from a solenoid, the proximity switch and solenoid located in or around a lock, and processing the data from the proximity switch and the inductance value. The method further includes comparing the processed data with an expected value to confi...