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Fumiaki Nagao

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  • Gifu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Digital demodulation apparatus
    • Patent number 6,700,941
    • Issue date Mar 2, 2004
    • Sanyo Electric Co., LTD
    • Fumiaki Nagao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method and apparatus for subband coding, allocating available frame...
    • Patent number 6,542,865
    • Issue date Apr 1, 2003
    • Sanyo Electric Co., Ltd.
    • Fumiaki Nagao
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Digital signal processor
    • Patent number 6,430,681
    • Issue date Aug 6, 2002
    • Sanyo Electric Co., Ltd.
    • Fumiaki Nagao
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Digital filters
    • Patent number 6,405,229
    • Issue date Jun 11, 2002
    • Sanyo Electric Co., Ltd.
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio data compression/expansion apparatus and digital filter
    • Patent number 6,363,406
    • Issue date Mar 26, 2002
    • Sanyo Electric Co., Ltd.
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Digital filters
    • Patent number 6,360,240
    • Issue date Mar 19, 2002
    • Sanyo Electric Co., Ltd.
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Tracking servo circuit
    • Patent number 6,351,437
    • Issue date Feb 26, 2002
    • Sanyo Electric Co., Ltd.
    • Koji Takano
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Logarithmic value calculation circuit
    • Patent number 6,345,285
    • Issue date Feb 5, 2002
    • Sanyo Electric Co., Ltd.
    • Fumiaki Nagao
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Dual memory control circuit
    • Patent number 6,314,046
    • Issue date Nov 6, 2001
    • Sanyo Electric Co., Ltd.
    • Tomonori Kamiya
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Digital filters
    • Patent number 6,279,021
    • Issue date Aug 21, 2001
    • Sanyo Electric Co. LTD
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Memory device
    • Patent number 6,260,122
    • Issue date Jul 10, 2001
    • Sanyo Electric Co., Ltd.
    • Masaru Matsui
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Encoder and decoder
    • Patent number 6,229,461
    • Issue date May 8, 2001
    • Sanyo Electric Co., LTD
    • Fumiaki Nagao
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Phase detector
    • Patent number 6,177,812
    • Issue date Jan 23, 2001
    • Sanyo Electric Co., LTD
    • Fumiaki Nagao
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Digital filter for use in synthesizing filter or a separation filter
    • Patent number 5,438,532
    • Issue date Aug 1, 1995
    • Sanyo Electric Co., Ltd.
    • Fumiaki Nagao
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Digital filters
    • Publication number 20020062327
    • Publication date May 23, 2002
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Digital filters
    • Publication number 20010032226
    • Publication date Oct 18, 2001
    • Koji Takano
    • H03 - BASIC ELECTRONIC CIRCUITRY