TREA

Yoshio Asahino

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  • Tochigi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Parabolic antenna dish
    • Patent number 4,916,459
    • Issue date Apr 10, 1990
    • Hitachi, Ltd.
    • Hiroshi Kurosawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of forming spherical shells
    • Patent number 4,748,837
    • Issue date Jun 7, 1988
    • Hitachi, Ltd.
    • Hiroshi Kurosawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rotor for electric motor
    • Patent number 4,746,827
    • Issue date May 24, 1988
    • Hitachi, Ltd.
    • Izumi Ochiai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER