TREA

Atsushi Nakahata

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Patents Grantslast 30 patents

  • Information Patent Grant

    High frequency relay
    • Patent number 6,329,891
    • Issue date Dec 11, 2001
    • Matsushita Electric Works, Ltd.
    • Tokatoshi Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coaxial relay
    • Patent number 6,204,740
    • Issue date Mar 20, 2001
    • Matsushita Electric Works, Ltd.
    • Atsushi Nakahata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High frequency switching device
    • Patent number 6,100,606
    • Issue date Aug 8, 2000
    • Matsushita Electric Works, Ltd.
    • Atsushi Nakahata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Armature biasing means in an electromagnetic relay
    • Patent number 4,740,771
    • Issue date Apr 26, 1988
    • Matsushita Electric Works, Ltd.
    • Masanori Motoyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Polarized electromagnet relay
    • Patent number 4,621,246
    • Issue date Nov 4, 1986
    • Matsushita Electric Works, Ltd.
    • Mitsuki Nagamoto
    • H01 - BASIC ELECTRIC ELEMENTS