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Masanori Fujisawa

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Loudness control circuit
    • Patent number 5,325,440
    • Issue date Jun 28, 1994
    • Sanyo Electric Co., Ltd.
    • Masanori Fujisawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifying circuit
    • Patent number 5,196,807
    • Issue date Mar 23, 1993
    • Sanyo Electric Co., Ltd.
    • Masanori Fujisawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Push-pull power amplifying circuit
    • Patent number 5,160,897
    • Issue date Nov 3, 1992
    • Sanyo Electric Co., Ltd.
    • Masanori Fujisawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifier circuit
    • Patent number 5,140,281
    • Issue date Aug 18, 1992
    • Sanyo Electric Co., Ltd.
    • Masanori Fujisawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Amplifier circuit
    • Patent number 5,087,890
    • Issue date Feb 11, 1992
    • Sanyo Electric Co., Ltd.
    • Kazuhisa Ishiguro
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifier for amplifying input signal voltage and supplying the same
    • Patent number 4,801,889
    • Issue date Jan 31, 1989
    • Sanyo Electric Co., Ltd.
    • Masanori Fujisawa
    • H03 - BASIC ELECTRONIC CIRCUITRY