ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,749,640, issued on Sept. 29, was assigned to OMRON Corp. (Kyoto, Japan).
"Electromagnetic relay" was invented by Shinichi Ogawa (Kyoto, Japan) and Ryota Minowa (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electromagnetic relay includes a fixed terminal, a movable contact piece, a contact case, and a drive device. The fixed terminal includes a fixed contact. The movable contact piece includes a movable contact facing the fixed contact. The contact case is configured to accommodate the fixed contact and the movable contact piece. The drive device includes a fixed iron core to be screw-fastened to the contact case, and a yoke to be held...