Patents by Inventor Henrick R. Kohnen

Henrick R. Kohnen 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).

  • Swimming apparatus
    Patent number: 10745093
    Abstract: Disclosed are systems, devices, and methods for swimming using a swimming apparatus that includes an exterior shell, optionally including a top half and bottom half and an opening to accommodate a propulsion system.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: August 18, 2020
    Inventors: William Kohnen, Henrick R. Kohnen
  • SWIMMING APPARATUS
    Publication number: 20190039703
    Abstract: Disclosed are systems, devices, and methods for swimming using a swimming apparatus that includes an exterior shell, optionally including a top half and bottom half and an opening to accommodate a propulsion system.
    Type: Application
    Filed: August 1, 2018
    Publication date: February 7, 2019
    Inventors: William Kohnen, Henrick R. Kohnen