Patents by Inventor Hannes Lay

Hannes Lay 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).

  • METHOD FOR MANUFACTURING A FILTER MEDIUM, AND FILTER MEDIUM
    Publication number: 20200023297
    Abstract: A method for manufacturing a filter medium comprising at least two filter plies according to which at least a first filter ply has a plurality of thermoplastically deformable fibres, by means of which the at least two filter plies are joined to each other in some areas. The method comprises forming, by means of at least two rolls of a pressing tool, at least one additional joining region configured in a web-like manner in the at least two filter plies in which the at least two filter plies are joined to each other.
    Type: Application
    Filed: May 30, 2017
    Publication date: January 23, 2020
    Inventors: Ralf Disson, Hartmut Harr, Hannes Lay, Bernd Neubauer, Birgit Renz, Markus Steppe
  • Filter element
    Patent number: 9440172
    Abstract: A filter element for a filter device may include a filter body having at least one filter material for filtering a fluid. The filter body may have a first side and a second side facing away from the first side. The filter body may include a plurality of body pores. The filter body may have a porosity that is lower on the first side than on the second side. A nano-fiber layer may be disposed at least partially on the first side.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: September 13, 2016
    Assignee: Mahle International GmbH
    Inventors: Ralf Disson, Hannes Lay, Bernd Neubauer, Birgit Renz, Markus Steppe
  • FILTER ELEMENT
    Publication number: 20150246306
    Abstract: A filter element for a filter device may include a filter body having at least one filter material for filtering a fluid. The filter body may have a first side and a second side facing away from the first side. The filter body may include a plurality of body pores. The filter body may have a porosity that is lower on the first side than on the second side. A nano-fiber layer may be disposed at least partially on the first side.
    Type: Application
    Filed: August 16, 2013
    Publication date: September 3, 2015
    Inventors: Ralf Disson, Hannes Lay, Bernd Neubauer, Birgit Renz, Markus Steppe