Patents by Inventor Patrick HIRSCH

Patrick HIRSCH 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: 12129850
    Abstract: A screw rotor is made out of polymer. The screw rotor includes a shaft with a rotor body on it. The polymer of the shaft is reinforced with fibers. The shaft features elements that engage the rotor body or corresponding elements on the rotor body, such that the elements prevent an axial and/or rotational movement of the shaft with respect to the rotor body.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: October 29, 2024
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Karen Anna Leon Marien, Peter Michel, Patrick Hirsch
  • Publication number: 20220128054
    Abstract: A screw rotor is made out of polymer. The screw rotor includes a shaft with a rotor body on it. The polymer of the shaft is reinforced with fibers. The shaft features elements that engage the rotor body or corresponding elements on the rotor body, such that the elements prevent an axial and/or rotational movement of the shaft with respect to the rotor body.
    Type: Application
    Filed: February 4, 2020
    Publication date: April 28, 2022
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Karen Anna Leon MARIEN, Peter MICHEL, Patrick HIRSCH