Arrowhead Research Corporation announced today the U.S. Patent Office issued U.S. patent 6,879,012, Giant Planar Hall Effect in Epitaxial Ferromagnetic Semiconductor Devices. The patent is exclusively licensed to Nanotechnica, Inc., Arrowhead's majority-owned subsidiary, by the California Institute of Technology.
The patent covers ferromagnetic semiconductor-based methods, devices, and compositions. The technology enables measurements of magnetic spins and enhanced magnetic switching effects, which could play a key role in development of future semiconductor devices based on 'spintronics.'