TREA

Yasuo Kusumoto

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electron-impact type of ion source with double grid anode
    • Patent number 4,620,102
    • Issue date Oct 28, 1986
    • Seiko Instruments & Electronics Ltd.
    • Fumio Watanabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electronic clinical thermometer
    • Patent number 4,551,031
    • Issue date Nov 5, 1985
    • Kabushiki Kaisha Daini Seikosha
    • Takehiro Ishikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Speech synthesizer
    • Patent number 4,489,437
    • Issue date Dec 18, 1984
    • Seiko Instruments & Electronics Ltd.
    • Takuro Fukuichi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Stop watch
    • Patent number 4,211,066
    • Issue date Jul 8, 1980
    • Kabushiki Kaisha Daini Seikosha
    • Yasuo Kusumoto
    • G04 - HOROLOGY
  • Information Patent Grant

    Electronic timepiece
    • Patent number 4,142,359
    • Issue date Mar 6, 1979
    • Kabushiki Kaisha Daini Seikosha
    • Yasuo Kusumoto
    • G04 - HOROLOGY