Patents by Inventor Ralf Grösel

Ralf Grösel 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).

  • Wing rig
    Patent number: 12337945
    Abstract: Disclosed is a hand-held wing rig for wind-powered sports, which is provided with a stiffening element for stiffening the front tube.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: June 24, 2025
    Assignee: Boards & More GmbH
    Inventors: Ken Winner, Ralf Grösel
  • WING RIG
    Publication number: 20220371710
    Abstract: Disclosed is a hand-held wing rig for wind-powered sports, which is provided with a stiffening element for stiffening the front tube.
    Type: Application
    Filed: October 29, 2020
    Publication date: November 24, 2022
    Inventors: Ken WINNER, Ralf GRÖSEL
  • KITE AND WING RIG
    Publication number: 20220363358
    Abstract: The invention relates to a support structure of a kite or wing rig, wherein portions of at least one strut are made of a material different from that of a front tube/leading edge or of another strut.
    Type: Application
    Filed: July 13, 2020
    Publication date: November 17, 2022
    Inventor: Ralf GRÖSEL
  • Sailing Rig
    Publication number: 20180148148
    Abstract: The invention relates to an inflatable rig for wind-powered sports equipment and a sailing rig set comprising such rigs.
    Type: Application
    Filed: November 3, 2015
    Publication date: May 31, 2018
    Applicant: Boards & More GmbH
    Inventors: Raoul Joa, Ralf Grösel, Till Eberle