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Kazuo Kubo

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Patents Grantslast 30 patents

  • Information Patent Grant

    Air compressor
    • Patent number 5,667,367
    • Issue date Sep 16, 1997
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kazuo Kubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil cooled air compressor
    • Patent number 5,624,236
    • Issue date Apr 29, 1997
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kazuo Kubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Package-type oil-cooled air compressor
    • Patent number 5,507,618
    • Issue date Apr 16, 1996
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kazuo Kubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil injection type screw compressor
    • Patent number 5,199,858
    • Issue date Apr 6, 1993
    • Kabushiki Kaisha Kobe Seiko Sho
    • Noboru Tsuboi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil-cooled compressor
    • Patent number 5,176,505
    • Issue date Jan 5, 1993
    • Kabushiki Kaisha Kobe Seiko Sho
    • Tsutomu Horii
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil-cooled compressor and method of operating same
    • Patent number 5,171,130
    • Issue date Dec 15, 1992
    • Kabushiki Kaisha Kobe Seiko Sho
    • Terumasa Kume
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw type mechanical supercharger
    • Patent number 4,951,638
    • Issue date Aug 28, 1990
    • Kabushiki Kaisha Kobe Seiko Sho
    • Noboru Tsuboi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Mechanically driven screw supercharger
    • Patent number 4,826,412
    • Issue date May 2, 1989
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kazuo Kubo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil-free screw compressor with bypass of cooled discharged gas
    • Patent number 4,812,110
    • Issue date Mar 14, 1989
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kazuo Kubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw rotor mechanism
    • Patent number 4,695,233
    • Issue date Sep 22, 1987
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kiyotada Miyoshi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw rotor mechanism with specific tooth profile
    • Patent number 4,671,750
    • Issue date Jun 9, 1987
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kiyotada Miyoshi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...