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Jochen Erhardt

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  • Klosterlechfeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electropneumatic impact mechanism
    • Patent number 12,350,802
    • Issue date Jul 8, 2025
    • Hilti Aktiengesellschaft
    • Ernst-Rudolf Lübkert
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Portable power tool
    • Patent number 11,969,870
    • Issue date Apr 30, 2024
    • Hilti Akiengesellschaft
    • Michael Hinterstoisser
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Drive shaft with insertion device for guiding cooling water
    • Patent number 10,391,674
    • Issue date Aug 27, 2019
    • Hilti Aktiengesellschaft
    • Thomas Reichenberger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hand-held electric power tool
    • Patent number 7,607,493
    • Issue date Oct 27, 2009
    • Hilti Aktiengesellschaft
    • Jochen Erhardt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Mode selection switch for a combination electrical hand tool device
    • Patent number 6,725,944
    • Issue date Apr 27, 2004
    • Hilti Aktiengesellschaft
    • Helmut Burger
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Electropneumatic impact mechanism
    • Publication number 20230150103
    • Publication date May 18, 2023
    • HILTI AKTIENGESELLSCHAFT
    • Ernst-Rudolf LÜBKERT
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Portable power tool
    • Publication number 20210402585
    • Publication date Dec 30, 2021
    • HILTI AKTIENGESELLSCHAFT
    • Michael HINTERSTOISSER
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Shift Gear Wheel for High Gear Ratio Spread
    • Publication number 20170284509
    • Publication date Oct 5, 2017
    • HILTI AKTIENGESELLSCHAFT
    • Jochen Erhardt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Drive Shaft with Insertion Device for Guiding Cooling Water
    • Publication number 20170151692
    • Publication date Jun 1, 2017
    • HILTI AKTIENGESELLSCHAFT
    • Thomas Reichenberger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Handheld power tool
    • Publication number 20110108301
    • Publication date May 12, 2011
    • HILTI AKTIENGESELLSCHAFT
    • Jochen Erhardt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electrical hand-held power tool with a spindle locking device
    • Publication number 20080302550
    • Publication date Dec 11, 2008
    • Hilti Aktiengesellschaft
    • Jochen Erhardt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Hand-held electric power tool
    • Publication number 20080223592
    • Publication date Sep 18, 2008
    • Jochen Erhardt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Hand-held power tool
    • Publication number 20080110658
    • Publication date May 15, 2008
    • Jochen Erhardt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Mode selection switch for a combination electrical hand tool device
    • Publication number 20030226673
    • Publication date Dec 11, 2003
    • Helmut Burger
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS