Patents by Inventor Winfried MOLLIN

Winfried MOLLIN 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).

  • Combined multi-coupler
    Patent number: 11078732
    Abstract: Embodiments of the present disclosure provide combined multi-coupler assembly for quickly connecting a top drive to a tool. The combined multi-coupler assembly includes a drive stem and a tool dock that may be coupled to each other. When the drive stem and the tool dock are connected, axial loads, torsional loads, and hydraulic, pneumatic, electrical, optical, or other types of communications may be transferred between the drive stem and the tool dock.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: August 3, 2021
    Assignee: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
    Inventor: Winfried Mollin
  • COMBINED MULTI-COUPLER
    Publication number: 20190368283
    Abstract: Embodiments of the present disclosure provide combined multi-coupler assembly for quickly connecting a top drive to a tool. The combined multi-coupler assembly includes a drive stem and a tool dock that may be coupled to each other. When the drive stem and the tool dock are connected, axial loads, torsional loads, and hydraulic, pneumatic, electrical, optical, or other types of communications may be transferred between the drive stem and the tool dock.
    Type: Application
    Filed: August 14, 2019
    Publication date: December 5, 2019
    Inventors: Martin LIESS, Winfried MOLLIN, Graham RUARK, Mark CHANDLER, Lizabeth J. LY
  • COMBINED MULTI-COUPLER
    Publication number: 20180258717
    Abstract: Embodiments of the present disclosure provide combined multi-coupler assembly for quickly connecting a top drive to a tool. The combined multi-coupler assembly includes a drive stem and a tool dock that may be coupled to each other. When the drive stem and the tool dock are connected, axial loads, torsional loads, and hydraulic, pneumatic, electrical, optical, or other types of communications may be transferred between the drive stem and the tool dock.
    Type: Application
    Filed: July 21, 2017
    Publication date: September 13, 2018
    Inventors: Martin LIESS, Winfried MOLLIN, Graham RUARK, Mark CHANDLER, Lizabeth J. LY