TREA

Takeshi Niikawa

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Elevator governor
    • Patent number 8,950,554
    • Issue date Feb 10, 2015
    • Mitsubishi Electric Corporation
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

  • Information Patent Application

    ELEVATOR TENSION PULLEY DEVICE
    • Publication number 20170197806
    • Publication date Jul 13, 2017
    • MITSUBISHI ELECTRIC CORPORATION
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    ELEVATOR APPARATUS
    • Publication number 20150251877
    • Publication date Sep 10, 2015
    • MITSUBISHI ELECTRIC CORPORATION
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    ELEVATOR GOVERNOR AND ELEVATOR DEVICE
    • Publication number 20150014100
    • Publication date Jan 15, 2015
    • MITSUBISHI ELECTRIC CORPORATION
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    ELEVATOR DERAILMENT DETECTING APPARATUS
    • Publication number 20120024636
    • Publication date Feb 2, 2012
    • Mitsubishi Electric Corporation
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    ELEVATOR GOVERNOR
    • Publication number 20110272217
    • Publication date Nov 10, 2011
    • Mitsubishi Electric Corporation
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    GOVERNOR FOR ELEVATOR
    • Publication number 20110127116
    • Publication date Jun 2, 2011
    • Mitsubishi Electric Corporation
    • Takeshi Niikawa
    • B66 - HOISTING LIFTING HAULING