TDK Corporation
TDK Corporation (Tokyo Denkikagaku Kogyo) an kafa shi ne a watan Disambar 1935 tare da manufar zama dan kasuwa na farko na masana'antun kasuwanci na magrite. TDK, tun daga wannan lokacin, ya ci gaba da dakatar da kayan aiki da kayan fasaharsa da dama, da yin amfani da fasahar ferrite da kayan aiki, da fasahar sarrafawa, wanda ke kawo kayan kayan aiki zuwa matsakaicin digiri. Halittar TDK, "taimakawa ga al'ada da masana'antu ta hanyar kerawa," ya ci gaba a yau don tasowa a cikin kamfanin.
Shafin Farko