TDK Corporation

TDK Corporation (Tokyo Denkikagaku Kogyo) inakhazikitsidwa mu December 1935 ndi cholinga chokhala woyamba kupanga malonda a magnetic ferrite. TDK, kuyambira nthawi imeneyo, yakhala ikupitirizabe kugulitsa zinthu zosiyanasiyana zomwe zimagwiritsa ntchito zipangizo zamakono zomwe zimagwiritsa ntchito zipangizo zamakono, komanso kupanga zipangizo zamakono, zomwe zimatulutsa zida zapamwamba kwambiri. Mzimu wokhazikitsidwa wa TDK, "umathandizira chikhalidwe ndi mafakitale pogwiritsa ntchito luso," akupitirirabe mpaka pulsate ku kampani yonseyo.