TREA

Toru Arai

Follow

Person

  • Kamigyo-ku, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Power supply apparatus
    • Patent number 7,598,694
    • Issue date Oct 6, 2009
    • Sansha Electric Manufacturing Company Limited
    • Hideo Ishii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    AC/DC/HFAC/DC/AC power supply
    • Patent number 6,754,090
    • Issue date Jun 22, 2004
    • Sansha Electric Manufacturing Company, Limited
    • Toru Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electroplating current supply system
    • Patent number 6,666,960
    • Issue date Dec 23, 2003
    • Sansha Electric Manufacturing Company, Limited
    • Toru Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply apparatus for arc-utilizing apparatuses
    • Patent number 6,507,004
    • Issue date Jan 14, 2003
    • Sansha Electric Manufacturing Company, Limited
    • Tetsuro Ikeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply apparatus
    • Patent number 6,483,687
    • Issue date Nov 19, 2002
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply apparatus
    • Patent number 6,469,921
    • Issue date Oct 22, 2002
    • Sansha Electric Manufacturing Company, Limited
    • Toru Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply apparatus
    • Patent number 6,069,811
    • Issue date May 30, 2000
    • Sansha Electric Manufacturing Company, Limited
    • Haruo Moriguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply apparatus including boosting/lowering converter uni...
    • Patent number 6,023,416
    • Issue date Feb 8, 2000
    • Sansha Electric Manufacturing Company, Limited
    • Kunio Shikata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Waterproofed power supply apparatus
    • Patent number 5,943,220
    • Issue date Aug 24, 1999
    • Sansha Electric Manufacturing Company, Limited
    • Kunio Shikata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Inverter and DC power supply apparatus with inverter used therein
    • Patent number 5,930,122
    • Issue date Jul 27, 1999
    • Sansha Electric Manufacturing Co., Limited
    • Haruo Moriguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply apparatus
    • Patent number 5,926,381
    • Issue date Jul 20, 1999
    • Sansha Electric Manufacturing Company, Limited
    • Haruo Moriguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power supply apparatus
    • Patent number 5,831,240
    • Issue date Nov 3, 1998
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply apparatus
    • Patent number 5,757,638
    • Issue date May 26, 1998
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Portable power supply unit with AC-DC converter
    • Patent number D386148
    • Issue date Nov 11, 1997
    • Sansaha Electric Manufacturing Co., Ltd.
    • Masao Katooka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Portable power supply unit with AC-DC converter
    • Patent number D377335
    • Issue date Jan 14, 1997
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Voltage boosting power failure protected power supply device
    • Patent number 5,469,350
    • Issue date Nov 21, 1995
    • Sansha Electric Manufacturing Co., Ltd.
    • Hisashi Nishio
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Power supply apparatus
    • Publication number 20070210736
    • Publication date Sep 13, 2007
    • Hideo Ishii
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Electroplating power supply apparatus
    • Publication number 20030035305
    • Publication date Feb 20, 2003
    • Toru Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electroplating current supply system
    • Publication number 20020104755
    • Publication date Aug 8, 2002
    • Toru Arai
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    DC power supply apparatus for arc-utilizing apparatuses
    • Publication number 20020063116
    • Publication date May 30, 2002
    • Tetsuro Ikeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Power supply apparatus
    • Publication number 20020038795
    • Publication date Apr 4, 2002
    • Masao Katooka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Power supply apparatus
    • Publication number 20010024377
    • Publication date Sep 27, 2001
    • Toru Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER