Takao Edahiro

Person

  • Mito, JA

Patents Grantslast 30 patents

  • Information Patent Grant

    Eccentric core optical waveguide

    • Patent number 3,950,073
    • Issue date Apr 13, 1976
    • Nippon Telegraph and Telephone Public Corporation
    • Masaharu Horiguchi
    • G02 - OPTICS