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Christian A. Richter

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  • Feldafing, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    System for washing a 3D-printed object
    • Patent number 11,738,372
    • Issue date Aug 29, 2023
    • 3M Innovative Properties Company
    • Anja Friedrich
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Dental material dispensing device and a method of dispensing a dent...
    • Patent number 11,723,757
    • Issue date Aug 15, 2023
    • 3M Innovative Properties Company
    • Christian A. Richter
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method of making a physical object by additive manufacturing
    • Patent number 11,433,658
    • Issue date Sep 6, 2022
    • 3M Innovative Properties Company
    • Anja Friedrich
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Device and method for progressively building up an object from a li...
    • Patent number 11,345,087
    • Issue date May 31, 2022
    • 3M Innovative Properties Company
    • Malte Korten
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Delivery system for a dental composition
    • Patent number 11,324,569
    • Issue date May 10, 2022
    • 3M Innovative Properties Company
    • Anja Friedrich
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    System and device for dispensing a dental material and a cartridge...
    • Patent number 9,775,691
    • Issue date Oct 3, 2017
    • 3M Innovative Properties Company
    • Jens Gramann
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for dispensing a dental material with locking mechanism
    • Patent number 9,662,180
    • Issue date May 30, 2017
    • Andreas J. Boehm
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    System and method for sintering dental restorations
    • Patent number 8,834,751
    • Issue date Sep 16, 2014
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for dispensing a dental composition
    • Patent number 8,814,738
    • Issue date Aug 26, 2014
    • 3M Innovative Properties Company
    • Jens Gramann
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Cartridges for mixing machines
    • Patent number D710413
    • Issue date Aug 5, 2014
    • 3M Innovative Properties Company
    • Rudolf Schmid
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Mixing machine
    • Patent number D710414
    • Issue date Aug 5, 2014
    • 3M Innovative Properties Company
    • Rudolf Schmid
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cartridges for mixing machines
    • Patent number D710412
    • Issue date Aug 5, 2014
    • 3M Innovative Properties Company
    • Rudolf Schmid
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cartridge for mixing machines
    • Patent number D705287
    • Issue date May 20, 2014
    • 3M Innovative Properties Company
    • Rudolf Schmid
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    System for making a dental restoration providing ventilation of a c...
    • Patent number 8,597,388
    • Issue date Dec 3, 2013
    • 3M Innovative Properties Company
    • Michael K. Schaaf
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Sintering tray
    • Patent number D628673
    • Issue date Dec 7, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sintering tray
    • Patent number D628674
    • Issue date Dec 7, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sintering tray
    • Patent number D628267
    • Issue date Nov 30, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sintering tray
    • Patent number D628269
    • Issue date Nov 30, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sintering tray
    • Patent number D628266
    • Issue date Nov 30, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sintering tray
    • Patent number D628268
    • Issue date Nov 30, 2010
    • 3M Innovative Properties Company
    • Rainer K. Dittmann
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Milling machine
    • Patent number D592686
    • Issue date May 19, 2009
    • 3M Innovative Properties Company
    • Rainer Schmitz
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents