Patents by Inventor Johanna Marie Haan

Johanna Marie Haan 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).

  • FASTENING MEANS FOR A TURBINE- OR VALVE HOUSING
    Publication number: 20220195892
    Abstract: A fastener for connecting a first housing part of a steam or gas turbine to a second housing part of the turbine which is made of a parent metal with a high degree of stress relaxation.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 23, 2022
    Applicant: Siemens Aktiengesellschaft
    Inventors: Johanna Marie Haan, Torsten-Ulf Kern
  • FASTENING MEANS FOR A TURBINE- OR VALVE HOUSING
    Publication number: 20220162966
    Abstract: A fastening device for connecting a first housing part of a steam or gas turbine to a second housing part of the turbine. The screw is made of a parent metal with a high degree of stress relaxation.
    Type: Application
    Filed: March 3, 2020
    Publication date: May 26, 2022
    Applicant: Siemens Aktiengesellschaft
    Inventors: Johanna Marie Haan, Torsten-Ulf Kern