TREA

Toshiharu Ohashi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Impact rotation tool and impact rotation tool attachment
    • Patent number 9,701,000
    • Issue date Jul 11, 2017
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Fumiaki Sekino
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Impact rotation tool
    • Patent number 9,687,972
    • Issue date Jun 27, 2017
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Fumiaki Sekino
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric power tool
    • Patent number 9,579,776
    • Issue date Feb 28, 2017
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Tadashi Arimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Adapter and electric power tool
    • Patent number 9,472,969
    • Issue date Oct 18, 2016
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Hiroyuki Kaizo
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary impact tool
    • Patent number 9,427,852
    • Issue date Aug 30, 2016
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Mitsumasa Mizuno
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric power tool
    • Patent number 9,270,211
    • Issue date Feb 23, 2016
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Hiroyuki Kaizo
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charger apparatus capable of determining deterioration of second ba...
    • Patent number 9,178,380
    • Issue date Nov 3, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Akira Kawai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Impact power tool
    • Patent number 9,089,956
    • Issue date Jul 28, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Tadashi Arimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Voltage increasing control circuit and power tool
    • Patent number 9,088,239
    • Issue date Jul 21, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Hiroyuki Kaizo
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Charging apparatus
    • Patent number 7,843,165
    • Issue date Nov 30, 2010
    • Panasonic Electric Works Co., Ltd.
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Charging device and rechargeable power tool set
    • Patent number 7,692,408
    • Issue date Apr 6, 2010
    • Panasonic Electric Works Co., Ltd.
    • Hiroshi Miyazaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rechargeable battery pack for a power tool having an interruptor fo...
    • Patent number 7,659,692
    • Issue date Feb 9, 2010
    • Panasonic Electric Works Co., Ltd.
    • Yoshinori Sainomoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric tool switch mechanism
    • Patent number 7,652,442
    • Issue date Jan 26, 2010
    • Matsushitu Electric Works, Ltd.
    • Hiroshi Miyazaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charging apparatus
    • Patent number 7,633,268
    • Issue date Dec 15, 2009
    • Matsushita Electric Works, Ltd.
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical apparatus
    • Patent number 7,612,525
    • Issue date Nov 3, 2009
    • Matsushita Electric Works, Ltd.
    • Masatoshi Ito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Rechargeable battery pack for a power tool including over-discharge...
    • Patent number 7,570,017
    • Issue date Aug 4, 2009
    • Matsushita Electric Works, Ltd.
    • Yoshinori Sainomoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary impact tool
    • Patent number 7,419,013
    • Issue date Sep 2, 2008
    • Matsushita Electric Works, Ltd.
    • Yoshinori Sainomoto
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Battery-powered electrical device having a detachable battery pack
    • Patent number 7,161,326
    • Issue date Jan 9, 2007
    • Matsushita Electric Works, Ltd.
    • Atsumasa Kubota
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power fastening tool
    • Patent number 7,155,986
    • Issue date Jan 2, 2007
    • Matsushita Electric Works, Ltd.
    • Kozo Kawai
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Power impact tool
    • Patent number 6,945,337
    • Issue date Sep 20, 2005
    • Matsushita Electric Works, Ltd.
    • Kozo Kawai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Charger
    • Patent number 6,342,773
    • Issue date Jan 29, 2002
    • Matsushita Electric Works, Ltd.
    • Masaaki Sakaue
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charger
    • Patent number 6,339,312
    • Issue date Jan 15, 2002
    • Masushita Electric Works, Ltd.
    • Masaaki Sakaue
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charger
    • Patent number 6,218,807
    • Issue date Apr 17, 2001
    • Matsushita Electric Works, Ltd.
    • Masaaki Sakaue
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Driving circuit for brushless motor
    • Patent number 5,083,067
    • Issue date Jan 21, 1992
    • Matsushita Electric Works, Ltd.
    • Koji Soushin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPACT ROTATION TOOL AND IMPACT ROTATION TOOL ATTACHMENT
    • Publication number 20150021062
    • Publication date Jan 22, 2015
    • PANASONIC CORPORATION
    • Fumiaki SEKINO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC POWER TOOL
    • Publication number 20140265948
    • Publication date Sep 18, 2014
    • PANASONIC CORPORATION
    • Hiroyuki KAIZO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC POWER TOOL
    • Publication number 20140262390
    • Publication date Sep 18, 2014
    • PANASONIC CORPORATION
    • Tadashi ARIMURA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    IMPACT ROTATION TOOL
    • Publication number 20140102741
    • Publication date Apr 17, 2014
    • PANASONIC CORPORATION
    • Fumiaki SEKINO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ADAPTER AND ELECTRIC POWER TOOL
    • Publication number 20140042981
    • Publication date Feb 13, 2014
    • PANASONIC CORPORATION
    • Hiroyuki KAIZO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VOLTAGE INCREASING CONTROL CIRCUIT AND POWER TOOL
    • Publication number 20140015465
    • Publication date Jan 16, 2014
    • Hiroyuki KAIZO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY IMPACT TOOL
    • Publication number 20130133912
    • Publication date May 30, 2013
    • PANASONIC CORPORATION
    • Mitsumasa Mizuno
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CHARGER
    • Publication number 20130063079
    • Publication date Mar 14, 2013
    • PANASONIC CORPORATION
    • Akira KAWAI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Impact power tool
    • Publication number 20090084568
    • Publication date Apr 2, 2009
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Tadashi Arimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric tool switch mechanism
    • Publication number 20080042607
    • Publication date Feb 21, 2008
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Hiroshi Miyazaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Charging apparatus
    • Publication number 20070216350
    • Publication date Sep 20, 2007
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Charging apparatus
    • Publication number 20070216349
    • Publication date Sep 20, 2007
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Rechargeable battery pack for a power tool
    • Publication number 20070108940
    • Publication date May 17, 2007
    • Matsushita Electric Works, Ltd.
    • Yoshinori Sainomoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rechargeable battery pack for a power tool
    • Publication number 20070108941
    • Publication date May 17, 2007
    • Matsushita Electric Works, Ltd.
    • Yoshinori Sainomoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CHARGING METHOD, CHARGING CIRCUIT, AND CHARGING DEVICE
    • Publication number 20070108945
    • Publication date May 17, 2007
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Toshiharu OHASHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Charging device and rechargeable power tool set
    • Publication number 20060214642
    • Publication date Sep 28, 2006
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Hiroshi Miyazaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electrical apparatus
    • Publication number 20060214627
    • Publication date Sep 28, 2006
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masatoshi Ito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Rotary impact tool
    • Publication number 20050263304
    • Publication date Dec 1, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Yoshinori Sainomoto
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Rotary impact tool
    • Publication number 20050263303
    • Publication date Dec 1, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Hidenori Shimizu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Rotary impact tool
    • Publication number 20050263305
    • Publication date Dec 1, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Hidenori Shimizu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Charging control system and motor-driven tool set
    • Publication number 20050194935
    • Publication date Sep 8, 2005
    • Atsumasa Kubota
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Transportable power tool
    • Publication number 20050121209
    • Publication date Jun 9, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Hidenori Shimizu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power impact tool
    • Publication number 20050109519
    • Publication date May 26, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Kozo Kawai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power fastening tool
    • Publication number 20050109520
    • Publication date May 26, 2005
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Kozo Kawai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Battery-driven electric apparatus
    • Publication number 20040257033
    • Publication date Dec 23, 2004
    • Atsumasa Kubota
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Charger
    • Publication number 20010004199
    • Publication date Jun 21, 2001
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Charger
    • Publication number 20010004200
    • Publication date Jun 21, 2001
    • Masaaki Sakaue
    • H01 - BASIC ELECTRIC ELEMENTS