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Eiichi Ishigaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Turbo pump
    • Patent number 7,021,890
    • Issue date Apr 4, 2006
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Waterjet propelling device of boat
    • Patent number 6,923,694
    • Issue date Aug 2, 2005
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Outboard motor
    • Patent number 6,821,167
    • Issue date Nov 23, 2004
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Propulsion system for boats
    • Patent number 6,786,167
    • Issue date Sep 7, 2004
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water jet propulsion type outboard engine
    • Patent number 6,752,671
    • Issue date Jun 22, 2004
    • Shigaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Boat propulsion device
    • Patent number 6,645,018
    • Issue date Nov 11, 2003
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Screw press
    • Patent number 6,634,508
    • Issue date Oct 21, 2003
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B30 - PRESSES
  • Information Patent Grant

    Screw press apparatus
    • Patent number 6,615,710
    • Issue date Sep 9, 2003
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B30 - PRESSES
  • Information Patent Grant

    Continuous squeeze-dewatering device
    • Patent number 6,461,507
    • Issue date Oct 8, 2002
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Water jet propulsion type outboard motor
    • Patent number 6,283,805
    • Issue date Sep 4, 2001
    • Ishiqaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water jet propulsion system for watercraft
    • Patent number 6,193,570
    • Issue date Feb 27, 2001
    • Ishigaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Closure preventive device for water jet propulsion type outboard motor
    • Patent number 6,183,319
    • Issue date Feb 6, 2001
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water jet propulsion device for marine vessel
    • Patent number 6,102,757
    • Issue date Aug 15, 2000
    • Ishigaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water jet propulsion device for marine vessel
    • Patent number 6,086,436
    • Issue date Jul 11, 2000
    • Ishigaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water jet propulsion device for vessels
    • Patent number 5,989,083
    • Issue date Nov 23, 1999
    • Ishigaki Company Limited
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Motorboat
    • Patent number D408779
    • Issue date Apr 27, 1999
    • Ishigaki Company Limited
    • Eiichi Ishigaki
    • D12 - Transportation
  • Information Patent Grant

    Pump having a single or a plurality of helical blades
    • Patent number 5,487,644
    • Issue date Jan 30, 1996
    • Ishigaki Mechanical Industry Co., Ltd.
    • Eiichi Ishigaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw press for dewatering a slurry
    • Patent number 5,357,855
    • Issue date Oct 25, 1994
    • Ishigaki Mechanical Industry Co., Ltd.
    • Eiichi Ishigaki
    • B30 - PRESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    Water jet propelling device of boat
    • Publication number 20050014426
    • Publication date Jan 20, 2005
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Turbo pump
    • Publication number 20040067133
    • Publication date Apr 8, 2004
    • Eiichi Ishigaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Water jet propulsion type outboard engine
    • Publication number 20030143901
    • Publication date Jul 31, 2003
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Outboard motor
    • Publication number 20030104733
    • Publication date Jun 5, 2003
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Boat propulsion device
    • Publication number 20030056704
    • Publication date Mar 27, 2003
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Boat propulsion device
    • Publication number 20020182947
    • Publication date Dec 5, 2002
    • Eiichi Ishigaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT