Patents by Inventor MATTHIAS BRETTMANN

MATTHIAS BRETTMANN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11098525
    Abstract: The invention relates to a profiled arrangement (1) particularly for a refrigerator and/or freezer device (10), comprising at least one base (8), at least one securing arrangement (2), at least one sealing arrangement (3) and at least one profiled element (5), characterised in that at least one free end (51) of the profiled element (5) is arranged on the sealing arrangement (3), and that at least one additional free end (52) of the profiled element (5) is connected to the base (8) by means of at least one movement arrangement (4) that at least partially projects into the sealing arrangement (3), said movement arrangement comprising two movement sections (40, 41) arranged approximately opposite one another. The invention also relates to a closing element (20) for a refrigerator and/or freezer device (10) having such a profiled arrangement (1), and to a refrigerator and/or freezer device (10) comprising such a profiled arrangement (1).
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: August 24, 2021
    Assignee: REHAU AG + CO.
    Inventors: Manfred Willert, Matthias Brettmann
  • Patent number: 10351959
    Abstract: A method for passivating a metal surface of a light-weight metal part is disclosed, wherein a conversion layer is applied to the surface of the light-weight metal part in a passivation step. A passivation step is carried out wherein an aqueous passivation solution is used to create a calcium phosphate-containing conversion layer (5) on the metal surface of the part, said conversion layer comprising oxides and hydroxides from the material of the part and from the passivation solution and containing amino acids.
    Type: Grant
    Filed: March 21, 2015
    Date of Patent: July 16, 2019
    Assignee: AUDI AG
    Inventors: Michael Grabowski, Daniel Blücher, Michael Korte, Matthias Brettmann, Sannakaisa Virtanen
  • Publication number: 20180372396
    Abstract: The invention relates to a profiled arrangement (1) particularly for a refrigerator and/or freezer device (10), comprising at least one base (8), at least one securing arrangement (2), at least one sealing arrangement (3) and at least one profiled element (5), characterised in that at least one free end (51) of the profiled element (5) is arranged on the sealing arrangement (3), and that at least one additional free end (52) of the profiled element (5) is connected to the base (8) by means of at least one movement arrangement (4) that at least partially projects into the sealing arrangement (3), said movement arrangement comprising two movement sections (40, 41) arranged approximately opposite one another. The invention also relates to a closing element (20) for a refrigerator and/or freezer device (10) having such a profiled arrangement (1), and to a refrigerator and/or freezer device (10) comprising such a profiled arrangement (1).
    Type: Application
    Filed: December 22, 2016
    Publication date: December 27, 2018
    Applicant: Rehau AG + Co.
    Inventors: Manfred Willert, Matthias Brettmann
  • Publication number: 20170037517
    Abstract: A method for passivating a metal surface of a light-weight metal part is disclosed, wherein a conversion layer is applied to the surface of the light-weight metal part in a passivation step. A passivation step is carried out wherein an aqueous passivation solution is used to create a calcium phosphate-containing conversion layer (5) on the metal surface of the part, said conversion layer comprising oxides and hydroxides from the material of the part and from the passivation solution and containing amino acids.
    Type: Application
    Filed: March 21, 2015
    Publication date: February 9, 2017
    Applicant: AUDI AG
    Inventors: MICHAEL GRABOWSKI, DANIEL BLÜCHER, MICHAEL KORTE, MATTHIAS BRETTMANN, SANNAKAISA VIRTANEN