TREA

Ryuichi Ikeda

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  • Kanagawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Discharge tube lighting apparatus
    • Patent number 5,744,916
    • Issue date Apr 28, 1998
    • International Business Machines Corporation
    • Kenji Kawabata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply apparatus
    • Patent number 5,705,920
    • Issue date Jan 6, 1998
    • International Business Machines Corporation
    • Yoshiteru Watanabe
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Discharge lamp lighting device
    • Patent number 5,621,281
    • Issue date Apr 15, 1997
    • International Business Machines Corporation
    • Kenji Kawabata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Information processing apparatus including a control circuit for co...
    • Patent number 5,384,516
    • Issue date Jan 24, 1995
    • Hitachi, Ltd.
    • Kenji Kawabata
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents