TREA

Toshiyuki Katsumata

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  • Shimizu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicular lamp
    • Patent number 6,361,197
    • Issue date Mar 26, 2002
    • Koito Manufacturing Co., Ltd.
    • Toshiyuki Katsumata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicular headlamp having a shade
    • Patent number 6,132,068
    • Issue date Oct 17, 2000
    • Koito Manufacturing Co., Ltd.
    • Toshiyuki Katsumata
    • F21 - LIGHTING
  • Information Patent Grant

    Vehicular lamp
    • Patent number 5,947,591
    • Issue date Sep 7, 1999
    • Koito Manufacturing Co., Ltd.
    • Toshiyuki Katsumata
    • F21 - LIGHTING
  • Information Patent Grant

    Vehicular head lamp
    • Patent number 5,765,935
    • Issue date Jun 16, 1998
    • Koito Manufacturing Co., Ltd.
    • Toshiyuki Katsumata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Square headlamp for automobile
    • Patent number 4,931,912
    • Issue date Jun 5, 1990
    • Koito Manufacturing Co., Ltd.
    • Tamaki Kawakami
    • F21 - LIGHTING