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Manfred Hellbach

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  • Leinfelden-Echterdingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chuck
    • Patent number 7,527,272
    • Issue date May 5, 2009
    • Robert Bosch GmbH
    • Karl Frauhammer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power tool with a rotating and/or hammering drive mechanism
    • Patent number 7,287,601
    • Issue date Oct 30, 2007
    • Robert Bosch GmbH
    • Manfred Hellbach
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Tool bit holder and hand power tool
    • Patent number 7,214,010
    • Issue date May 8, 2007
    • Robert Bosch GmbH
    • Manfred Hellbach
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Circlip
    • Patent number 6,918,728
    • Issue date Jul 19, 2005
    • Robert Bosch GmbH
    • Karl Frauhammer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hand held power tool
    • Patent number 6,527,280
    • Issue date Mar 4, 2003
    • Robert Bosch GmbH
    • Karl Frauhammer
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Machine tool, especially a hammer drill or chisel
    • Patent number 6,464,234
    • Issue date Oct 15, 2002
    • Robert Bosch GmbH
    • Karl Frauhammer
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hand power tool
    • Patent number 5,996,707
    • Issue date Dec 7, 1999
    • Robert Bosch GmbH
    • Ludwig Thome
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hammer drill
    • Patent number 5,111,890
    • Issue date May 12, 1992
    • Robert Bosch GmbH
    • Ulrich Ranger
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Chuck
    • Publication number 20070040339
    • Publication date Feb 22, 2007
    • Karl Frauhammer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Tool bit holder and hand power tool
    • Publication number 20060197293
    • Publication date Sep 7, 2006
    • Manfred Hellbach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool with a rotating and/or hammering drive mechanism
    • Publication number 20050247464
    • Publication date Nov 10, 2005
    • Manfred Hellbach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Tool holder for a power tool
    • Publication number 20050146097
    • Publication date Jul 7, 2005
    • Manfred Hellbach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Machine tool, especially a hammer drill or chisel
    • Publication number 20010013682
    • Publication date Aug 16, 2001
    • Karl Frauhammer
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Hand held power tool
    • Publication number 20010008186
    • Publication date Jul 19, 2001
    • Karl Frauhammer
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC