TREA

Katsuya Tsukamoto

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  • Yawata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low profile polarization diversity planar antenna
    • Patent number 5,519,406
    • Issue date May 21, 1996
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna having polarizer for converting linear polarized wav...
    • Patent number 5,502,453
    • Issue date Mar 26, 1996
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wide-band, dual polarized planar antenna
    • Patent number 5,453,751
    • Issue date Sep 26, 1995
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna for linearly polarized waves
    • Patent number 5,321,411
    • Issue date Jun 14, 1994
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna
    • Patent number 5,270,721
    • Issue date Dec 14, 1993
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Waveguide feeding array antenna
    • Patent number 5,243,357
    • Issue date Sep 7, 1993
    • Matsushita Electric Works, Ltd.
    • Hiroshi Koike
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna
    • Patent number 4,977,406
    • Issue date Dec 11, 1990
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Planar antenna
    • Patent number 4,857,938
    • Issue date Aug 15, 1989
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna
    • Patent number 4,851,855
    • Issue date Jul 25, 1989
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna
    • Patent number 4,829,309
    • Issue date May 9, 1989
    • Matsushita Electric Works, Ltd.
    • Katsuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Planar antenna with patch elements
    • Patent number 4,816,835
    • Issue date Mar 28, 1989
    • Matsushita Electric Works, Ltd.
    • Toshio Abiko
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Microwave plane antenna
    • Patent number 4,728,962
    • Issue date Mar 1, 1988
    • Matsushita Electric Works, Ltd.
    • Yoshihiro Kitsuda
    • H01 - BASIC ELECTRIC ELEMENTS