Patents by Inventor Torsten STIFEL

Torsten STIFEL 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).

  • Cooling module for a cell stack, and a cell stack
    Patent number: 11923524
    Abstract: The present invention relates to the field of electrical energy storage devices and in particular enables simplified manufacture and/or optimised operation thereof in that a cooling module, a cell stack, the entire electrical energy storage device and/or a method for cooling cells are optimised.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: March 5, 2024
    Assignee: ElringKlinger AG
    Inventors: Torsten Stifel, Björn Betz, Martina Bulat, Stefan Dwenger, Matthias Biegerl, Melanie Kemnitz, Christian Wörsdörfer, Holger Keller
  • COOLING MODULE FOR A CELL STACK, AND A CELL STACK
    Publication number: 20200321671
    Abstract: The present invention relates to the field of electrical energy storage devices and in particular enables simplified manufacture and/or optimised operation thereof in that a cooling module, a cell stack, the entire electrical energy storage device and/or a method for cooling cells are optimised.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 8, 2020
    Applicant: ElringKlinger AG
    Inventors: Torsten STIFEL, Björn BETZ, Martina BULAT, Stefan DWENGER, Matthias BIEGERL, Melanie KEMNITZ, Christian WÖRSDÖRFER, Holger KELLER
  • DRAINAGE DEVICE
    Publication number: 20170241309
    Abstract: In order to provide a drainage device, for example an oil drainage device used in particular for crankcase ventilation in motor vehicle engines, which reliably prevents an undesired liquid reflux and can be produced easily and inexpensively, it is proposed that the drainage device comprises a fluid line and a drainage valve arranged in the fluid line, wherein the drainage valve comprises a floating body that opens a fluid passage in an open position and closes it in a closed position.
    Type: Application
    Filed: April 8, 2017
    Publication date: August 24, 2017
    Applicant: ElringKlinger AG
    Inventors: Holger COOLENS, Erich AMANN, Torsten STIFEL