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Katsushi Yokozaki

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Direct-conversion receiver for digital-modulation signal
    • Patent number 6,236,690
    • Issue date May 22, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Masahiro Mimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FSK signal receiver
    • Patent number 5,987,075
    • Issue date Nov 16, 1999
    • Matsushita Electric Industrial Co., Ltd.
    • Katsuaki Abe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FSK signal receiver
    • Patent number 5,781,588
    • Issue date Jul 14, 1998
    • Matsushita Electric Industrial Co., Ltd.
    • Katsuaki Abe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Direct conversion receiver
    • Patent number 5,640,428
    • Issue date Jun 17, 1997
    • Matsushita Electric Industrial Co, Ltd.
    • Katsuaki Abe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Automatic frequency control apparatus for FSK receiver and FSK rece...
    • Patent number 5,633,898
    • Issue date May 27, 1997
    • Matsushita Electric Industrial Co., Ltd.
    • Takaaki Kishigami
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Direct-conversion receiver for digital-modulation signal with signa...
    • Patent number 5,617,451
    • Issue date Apr 1, 1997
    • Matsushita Electric Industrial Co., Ltd.
    • Masahiro Mimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FSK data demodulator using mixing of quadrature baseband signals
    • Patent number 5,450,032
    • Issue date Sep 12, 1995
    • Matsushita Electric Industrial Co., Ltd.
    • Masahiro Mimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Intermittent operation receiver
    • Patent number 5,448,774
    • Issue date Sep 5, 1995
    • Matsushita Electric Industrial Co., Ltd.
    • Katsushi Yokozaki
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FSK data receiving system
    • Patent number 5,414,736
    • Issue date May 9, 1995
    • Matsushita Electric Industrial Co., Ltd.
    • Makoto Hasegawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FSK data receiving system
    • Patent number 5,293,408
    • Issue date Mar 8, 1994
    • Matsushita Electric Industrial Co., Ltd.
    • Kazuaki Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Amplifier for limiter
    • Patent number 5,264,805
    • Issue date Nov 23, 1993
    • Matsushita Electric Industrial Co., Ltd.
    • Katsushi Yokozaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE