TREA

Toru Hirokane

Follow

Person

  • Chiba, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Hinge
    • Patent number 12,139,949
    • Issue date Nov 12, 2024
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Yasuhiro Mitsui
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hollow spring and method of manufacturing the same
    • Patent number 12,135,068
    • Issue date Nov 5, 2024
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Hironobu Sayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Suspension coil spring and strut type suspension
    • Patent number 9,770,957
    • Issue date Sep 26, 2017
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Masanori Sano
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring unit and slide mechanism
    • Patent number 9,316,280
    • Issue date Apr 19, 2016
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Yasuhiro Mitsui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spring unit and slide mechanism
    • Patent number 9,243,676
    • Issue date Jan 26, 2016
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Yasuhiro Mitsui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Film-like member and attaching method thereof
    • Patent number 9,142,883
    • Issue date Sep 22, 2015
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Toru Hirokane
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Curved spring and slide mechanism
    • Patent number 9,004,464
    • Issue date Apr 14, 2015
    • Mitsubishi Steel Mfg. Co., Ltd.
    • Yuji Hazama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    HOLLOW SPRING AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20220170524
    • Publication date Jun 2, 2022
    • Mitsubishi Steel Mfg. Co., Ltd
    • Hironobu SAYAMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HINGE
    • Publication number 20220162892
    • Publication date May 26, 2022
    • Mitsubishi Steel Mfg. Co., Ltd
    • Yasuhiro Mitsui
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SUSPENSION COIL SPRING AND STRUT TYPE SUSPENSION
    • Publication number 20160046165
    • Publication date Feb 18, 2016
    • Mitsubishi Steel Mfg. Co., Ltd
    • Masanori SANO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SPRING UNIT AND SLIDE MECHANISM
    • Publication number 20150030267
    • Publication date Jan 29, 2015
    • Mitsubishi Steel Mfg. Co., Ltd
    • Yasuhiro Mitsui
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPRING UNIT AND SLIDE MECHANISM
    • Publication number 20140373655
    • Publication date Dec 25, 2014
    • Mitsubishi Steel Mfg. Co., Ltd
    • Yasuhiro Mitsui
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FILM-LIKE MEMBER AND ATTACHING METHOD THEREOF
    • Publication number 20130222189
    • Publication date Aug 29, 2013
    • Mitsubishi Steel Mfg. Co., Ltd
    • Toru Hirokane
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    CURVED SPRING AND SLIDE MECHANISM
    • Publication number 20130125683
    • Publication date May 23, 2013
    • Yuji Hazama
    • G06 - COMPUTING CALCULATING COUNTING