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Koichi Sakai

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  • Moriguchi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Kerosene stove
    • Patent number D300775
    • Issue date Apr 18, 1989
    • Imanishi Kinzoku Kogyo Kabushiki Kaisha
    • Koichi Sakai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Kerosene stove
    • Patent number D300774
    • Issue date Apr 18, 1989
    • Imanishi Kinzoku Kogyo Kabushiki Kaisha
    • Koichi Sakai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Kerosene heater
    • Patent number D300456
    • Issue date Mar 28, 1989
    • Imanishi Kinzoku Kogyo Kabushiki Kaisha
    • Koichi Sakai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Kerosene heater
    • Patent number D300455
    • Issue date Mar 28, 1989
    • Imanishi Kinzoku Kogyo Kabushiki Kaisha
    • Koichi Sakai
    • D23 - Environmental heating and cooling