Patents by Inventor Martin Ehret

Martin Ehret 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).

  • Impact-related acceleration reduction helmet
    Publication number: 20220361618
    Abstract: An impact-related acceleration reduction helmet which includes an outer shell with at least one aperture formed therethrough, an insulating layer, at least one cushioning pad, and at least one damper, wherein the at least one damper is secured within the at least one aperture of the outer shell and is configured to reduce at least the linear and/or rotational acceleration of the helmet caused by a force applied to the helmet.
    Type: Application
    Filed: April 26, 2022
    Publication date: November 17, 2022
    Inventors: Martin Ehret, Angela Ehret
  • Multilayer pipe
    Patent number: 7757721
    Abstract: The present invention relates to a multilayer pipe or hose, in particular a plastic pipe, comprising at least one polyester barrier layer and at least one additional protective layer, the additional protective layer being a polyethylene layer, in particular a HDPE layer, and the barrier layer and the protective layer being are interconnected via at least one adhesion promoter layer.
    Type: Grant
    Filed: January 29, 2003
    Date of Patent: July 20, 2010
    Assignee: Veritas AG
    Inventors: Andreas Seyler, Michael Schieb, Martin Ehret, Thorsten Desch
  • Multilayer pipe
    Publication number: 20080128042
    Abstract: The present invention relates to a multilayer pipe or hose, in particular a plastic pipe, comprising at least one polyester barrier layer and at least one additional protective layer, the additional protective layer being a polyethylene layer, in particular a HDPE layer, and the barrier layer and the protective layer being are interconnected via at least one adhesion promoter layer.
    Type: Application
    Filed: January 29, 2003
    Publication date: June 5, 2008
    Applicant: VERITAS AG
    Inventors: Andreas Seyler, Michael Schieb, Martin Ehret, Thorsten Desch
  • Hose with inner layer comprising ribs
    Publication number: 20050133106
    Abstract: The present invention describes a hose which at least at one end comprises ribs extending on the inside.
    Type: Application
    Filed: November 18, 2004
    Publication date: June 23, 2005
    Applicant: Veritas AG
    Inventors: Tevfik Severengiz, Martin Ehret