Hiroyuki Otaki

Person

  • Kiryu, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Direct current machine

    • Patent number 4,598,222
    • Issue date Jul 1, 1986
    • Mitsuba Electric Manufacturing Co., Ltd.
    • Katsuo Matsunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER