Oblon, Spivak, McClelland, Maier & Neustadt
Highly conductive magnetic material
 A highly conductive magnetic material useful for a magnet or a magnetic core for an electromagnet, obtained by molding copper or a copper alloy having ferrite dispersed therein. 
Mitsubishi Denki Kabushiki Kaisha
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H01F H01F H01H
inventional inventional additional
Toshihiko Hikohiro Tonizo
Mori Togane Minezaki