ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,956, issued on Nov. 11, was assigned to TDK Corp. (Tokyo).
"Magnetic sensor" was invented by Shuichi Okawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic sensor includes: a sensor chip having magnetic layers magnetically coupled to each other through a magnetic gap and a magnetic sensing element disposed on a magnetic path formed by the magnetic gap; an external magnetic member magnetically coupled to one of the magnetic layer 21; and a measuring current coil wound around the external magnetic member and through which a current for generating a magnetic field to be measured flows. The magnetic sensing element 31 and the magnetic la...