Koki Kikuchi

Person

  • Tochigi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Slip ring device

    • Patent number 5,224,138
    • Issue date Jun 29, 1993
    • Kabushiki Kaisha Toshiba
    • Yoshiki Hirao
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE