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Josef GREIF

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  • Friesenried, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device and method for monitoring a work spindle
    • Patent number 12,350,779
    • Issue date Jul 8, 2025
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool or workpiece holder
    • Patent number 11,717,941
    • Issue date Aug 8, 2023
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of monitoring a tool clamping device
    • Patent number 11,667,002
    • Issue date Jun 6, 2023
    • Ott-Jakob Spanntechnik GmbH
    • Florian Aschauer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device and machining unit comprising such a clamping device
    • Patent number 10,646,929
    • Issue date May 12, 2020
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping assembly and clamping device with such a clamping assembly
    • Patent number 10,124,414
    • Issue date Nov 13, 2018
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 9,962,772
    • Issue date May 8, 2018
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 9,931,700
    • Issue date Apr 3, 2018
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device for protecting a work spindle
    • Patent number 9,089,942
    • Issue date Jul 28, 2015
    • Ott-Jakob Spanntechnik GmbH
    • Stefan Bonerz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device for monitoring the position of a tool or machine element
    • Patent number 8,259,004
    • Issue date Sep 4, 2012
    • Ott-Jakob Spanntechnik GmbH
    • Stefan Bonerz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 8,066,456
    • Issue date Nov 29, 2011
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Peter Mohr
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck
    • Patent number 7,770,900
    • Issue date Aug 10, 2010
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Wolfgang Bechteler
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 7,473,060
    • Issue date Jan 6, 2009
    • Ott-Jakob Spanntechnik GmbH
    • Peter Mohr
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 7,393,165
    • Issue date Jul 1, 2008
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 7,320,567
    • Issue date Jan 22, 2008
    • Ott-Jakob Spanntechnik GmbH
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device
    • Patent number 7,195,431
    • Issue date Mar 27, 2007
    • Ott-Jakob GmbH & Co., Spanntechnik KG
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary feed-through
    • Patent number 6,929,099
    • Issue date Aug 16, 2005
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Ludwig Jakob
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Clamping device
    • Patent number 6,923,605
    • Issue date Aug 2, 2005
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Ludwig Jakob
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Actuating device for a tool or workpiece tensioning jack in a machi...
    • Patent number 6,726,415
    • Issue date Apr 27, 2004
    • Ott-Jakob GmbH & Co. Spanntechnik KG
    • Ludwig Jakob
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVICE AND METHOD FOR MONITORING A WORK SPINDLE
    • Publication number 20220347812
    • Publication date Nov 3, 2022
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TOOL OR WORKPIECE HOLDER
    • Publication number 20220040821
    • Publication date Feb 10, 2022
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD OF MONITORING A TOOL CLAMPING DEVICE
    • Publication number 20210069845
    • Publication date Mar 11, 2021
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Florian ASCHAUER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Clamping Device and Machining Unit Comprising Such a Clamping Device
    • Publication number 20180290215
    • Publication date Oct 11, 2018
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLAMPING ASSEMBLY AND CLAMPING DEVICE WITH SUCH A CLAMPING ASSEMBLY
    • Publication number 20170157679
    • Publication date Jun 8, 2017
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLAMPING DEVICE
    • Publication number 20170129019
    • Publication date May 11, 2017
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLAMPING DEVICE
    • Publication number 20170129020
    • Publication date May 11, 2017
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Josef GREIF
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Device for Protecting a Work Spindle
    • Publication number 20120004760
    • Publication date Jan 5, 2012
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Stefan BONERZ
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DEVICE FOR MONITORING THE POSITION OF A TOOL OR MACHINE ELEMENT
    • Publication number 20100188282
    • Publication date Jul 29, 2010
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Stefan BONERZ
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DEVICE FOR THE WIRELESS TRANSMISSION OF SIGNALS BETWEEN TWO PARTS O...
    • Publication number 20090280743
    • Publication date Nov 12, 2009
    • OTT-JAKOB SPANNTECHNIK GMBH
    • Stephan Gast
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Clamping Device
    • Publication number 20080315535
    • Publication date Dec 25, 2008
    • OTT-JAKOB GMBH & CO. SPANNTECHNK KG
    • Peter Mohr
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLAMPING DEVICE
    • Publication number 20080193243
    • Publication date Aug 14, 2008
    • Peter MOHR
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLAMPING DEVICE
    • Publication number 20080080944
    • Publication date Apr 3, 2008
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Clamping Device
    • Publication number 20070217882
    • Publication date Sep 20, 2007
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK
    • Publication number 20070001407
    • Publication date Jan 4, 2007
    • Wolfgang BECHTELER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Clamping device
    • Publication number 20060251487
    • Publication date Nov 9, 2006
    • Ott-Jakob Gmbh & Co., Spanntechnik KG
    • Josef Greif
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Clamping device
    • Publication number 20050025600
    • Publication date Feb 3, 2005
    • OTT-JAKOB GMBH & CO SPANNTECHNIK KG
    • Ludwig Jakob
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Rotary feed-through
    • Publication number 20040200670
    • Publication date Oct 14, 2004
    • Ludwig Jakob
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Actuating device for a tool or workpiece tensioning jack in a machi...
    • Publication number 20020182024
    • Publication date Dec 5, 2002
    • Ludwig Jakob
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC