Patents by Inventor Dieter Bechtel

Dieter Bechtel 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).

  • Hollow fibre membrane having three dimensional texturing
    Patent number: 11123692
    Abstract: Hollow-fibre membrane having at least one first curl in the form of a first wave which is characterized by a first oscillation plane and a first wavelength and at least one second curl in the form of a second wave which is characterized by a second oscillation plane and a second wavelength, characterized in that the first oscillation plane and the second oscillation plane confine an angle with one another which is different from zero.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 21, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Armin Lang, Dieter Bechtel
  • Hollow Fibre Membrane Having Three Dimensional Texturing
    Publication number: 20190046932
    Abstract: Hollow-fibre membrane having at least one first curl in the form of a first wave which is characterized by a first oscillation plane and a first wavelength and at least one second curl in the form of a second wave which is characterized by a second oscillation plane and a second wavelength, characterized in that the first oscillation plane and the second oscillation plane confine an angle with one another which is different from zero.
    Type: Application
    Filed: March 1, 2017
    Publication date: February 14, 2019
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Armin Lang, Dieter Bechtel