ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,158, issued on Feb. 10, was assigned to GREENSHPON ENGINEERING WORKS LTD. (Misgav, Israel).
"Automatic door control" was invented by Shimon Seadia (Zefat, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic door opening system includes an element that is rotatable to change a position of a door. A potentiometer is coupled to the element such that rotation of the element in one direction increases a resistance of the potentiometer and rotation of the element in the opposite direction decreases the resistance. A controller is configured to rotate the element concurrently with monitoring the resistance of the potentiometer, and stop the ...