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Kazuhiro Umemura

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speech synthesizer
    • Patent number 4,491,958
    • Issue date Jan 1, 1985
    • Nippon Telegraph & Telephone Public Corporation
    • Kazuhiro Umemura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speech synthesizer having speech time stretch and compression funct...
    • Patent number 4,435,832
    • Issue date Mar 6, 1984
    • Hitachi, Ltd.
    • Akihiro Asada
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speech recognition method and device
    • Patent number 4,426,551
    • Issue date Jan 17, 1984
    • Hitachi, Ltd.
    • Akio Komatsu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speech synthesizer
    • Patent number 4,349,699
    • Issue date Sep 14, 1982
    • Nippon Telegraph & Telephone Public Corporation
    • Akihiro Asada
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speech analysing device
    • Patent number 4,340,781
    • Issue date Jul 20, 1982
    • Hitachi, Ltd.
    • Akira Ichikawa
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS