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Johann Doppstadt

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  • Velbert, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disintegrating device comprising a comb system
    • Patent number 10,632,474
    • Issue date Apr 28, 2020
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Drum for a chopping device, in particular a precision chipper
    • Patent number 10,589,282
    • Issue date Mar 17, 2020
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Hammer with divided hammer tip
    • Patent number 10,118,178
    • Issue date Nov 6, 2018
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Comminution device
    • Patent number 9,616,428
    • Issue date Apr 11, 2017
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Blade carrier for comminution devices
    • Patent number 9,511,375
    • Issue date Dec 6, 2016
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Screw conveyor
    • Patent number 9,409,365
    • Issue date Aug 9, 2016
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Mallet with a cutting insert and a basic element
    • Patent number 9,327,287
    • Issue date May 3, 2016
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Comb tooth holder
    • Patent number 8,979,010
    • Issue date Mar 17, 2015
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Star screen, in particular for a star screen machine
    • Patent number 8,827,083
    • Issue date Sep 9, 2014
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screening device
    • Patent number 7,992,812
    • Issue date Aug 9, 2011
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Cutting tool for comminuting devices
    • Patent number 7,980,502
    • Issue date Jul 19, 2011
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Hammer for a comminuting device
    • Patent number 7,959,098
    • Issue date Jun 14, 2011
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Knife holder for comminution devices
    • Patent number 7,938,350
    • Issue date May 10, 2011
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Comminution device
    • Patent number 7,909,277
    • Issue date Mar 22, 2011
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Drum sieve machine
    • Patent number 7,882,958
    • Issue date Feb 8, 2011
    • Johann L. Doppstadt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Comminution device
    • Patent number 7,832,667
    • Issue date Nov 16, 2010
    • Doppstadt Calbe GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

  • Information Patent Application

    DISINTEGRATING DEVICE COMPRISING A COMB SYSTEM
    • Publication number 20170361331
    • Publication date Dec 21, 2017
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    DRUM FOR A CHOPPING DEVICE, IN PARTICULAR A PRECISION CHIPPER
    • Publication number 20170341082
    • Publication date Nov 30, 2017
    • Doppstadt Familienholding GmbH
    • Johann DOPPSTADT
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    DISINTEGRATING DEVICE
    • Publication number 20150217299
    • Publication date Aug 6, 2015
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    COMMINUTION DEVICE
    • Publication number 20140166792
    • Publication date Jun 19, 2014
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    HAMMER WITH A DIVIDED HAMMER TIP
    • Publication number 20130277476
    • Publication date Oct 24, 2013
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SCREW CONVEYOR
    • Publication number 20130167740
    • Publication date Jul 4, 2013
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    MALLET WITH A CUTTING INSERT AND A BASIC ELEMENT
    • Publication number 20130168477
    • Publication date Jul 4, 2013
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    BLADE CARRIER FOR COMMINUTION DEVICES
    • Publication number 20130112792
    • Publication date May 9, 2013
    • Doppstadt Familienholding GmbH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    COMB TOOTH HOLDER
    • Publication number 20130037642
    • Publication date Feb 14, 2013
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    STAR SCREEN, IN PARTICULAR FOR A STAR SCREEN MACHINE
    • Publication number 20110303587
    • Publication date Dec 15, 2011
    • Johann Doppstadt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Application

    Screening device
    • Publication number 20090145812
    • Publication date Jun 11, 2009
    • Johann Doppstadt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Application

    Cutting Tool for Comminuting Devices
    • Publication number 20090140091
    • Publication date Jun 4, 2009
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Comminution device
    • Publication number 20090121058
    • Publication date May 14, 2009
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Hammer for a Comminuting Device
    • Publication number 20090114751
    • Publication date May 7, 2009
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Comminution device
    • Publication number 20090065619
    • Publication date Mar 12, 2009
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Knife holder for comminution devices
    • Publication number 20070194161
    • Publication date Aug 23, 2007
    • DOPPSTADT CALBE GMBH
    • Johann Doppstadt
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Drum sieve machine
    • Publication number 20060163120
    • Publication date Jul 27, 2006
    • Johann Doppstadt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING