Patents by Inventor Philipp Leister

Philipp Leister 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).

  • Elevator installation with device for noise reduction
    Patent number: 7325656
    Abstract: An elevator installation includes an elevator car that moves in an elevator shaft with shaft doors and which car has at least one car apron arranged parallel to a plane of a shaft wall at a shaft door side. A device for reducing noises generated by the air flow arising between the shaft wall and the car apron includes sound-absorbing material that is mounted at the car apron and at the shaft wall.
    Type: Grant
    Filed: May 25, 2006
    Date of Patent: February 5, 2008
    Assignee: Inventio AG
    Inventors: Alex Oberer, Yvan Kurzo, Philipp Leister
  • Elevator Installation with Device for Noise Reduction
    Publication number: 20060289242
    Abstract: An elevator installation includes an elevator car that moves in an elevator shaft with shaft doors and which car has at least one car apron arranged parallel to a plane of a shaft wall at a shaft door side. A device for reducing noises generated by the air flow arising between the shaft wall and the car apron includes sound-absorbing material that is mounted at the car apron and at the shaft wall.
    Type: Application
    Filed: May 25, 2006
    Publication date: December 28, 2006
    Applicant: INVENTIO AG
    Inventors: Alex Oberer, Yvan Kurzo, Philipp Leister