Patents by Inventor Daniel Krohm

Daniel Krohm 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).

  • Portable hard surface cleaning appliance
    Patent number: 12256875
    Abstract: A portable hard surface cleaning appliance is provided, including a suction nozzle having a suction opening at which at least one squeegee lip is arranged, an electrical device having a suction turbine in flow connection with the suction nozzle for suctioning a liquid air mixture from the suction opening, an electric motor, an electronic control system, at least one rechargeable battery, a separating device arranged in the flow path between the suction nozzle and the suction turbine for separating liquid from the suctioned liquid air mixture, and a liquid tank for receiving the separated liquid. The hard surface cleaning appliance includes an inner housing arrangement and an outer housing arrangement, wherein the inner housing arrangement accommodates the separating device and the electrical device, and the outer housing arrangement surrounds the inner housing arrangement.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: March 25, 2025
    Assignee: ALFRED KÄRCHER SE & CO. KG
    Inventors: Juergen Zuger, Saulius Martinkenas, Christoph Frohmader, Hannes Belz, Daniel Krohm, Christian Stewen
  • PORTABLE HARD SURFACE CLEANING APPLIANCE
    Publication number: 20200383532
    Abstract: A portable hard surface cleaning appliance is provided, including a suction nozzle having a suction opening at which at least one squeegee lip is arranged, an electrical device having a suction turbine in flow connection with the suction nozzle for suctioning a liquid air mixture from the suction opening, an electric motor, an electronic control system, at least one rechargeable battery, a separating device arranged in the flow path between the suction nozzle and the suction turbine for separating liquid from the suctioned liquid air mixture, and a liquid tank for receiving the separated liquid. The hard surface cleaning appliance includes an inner housing arrangement and an outer housing arrangement, wherein the inner housing arrangement accommodates the separating device and the electrical device, and the outer housing arrangement surrounds the inner housing arrangement.
    Type: Application
    Filed: August 25, 2020
    Publication date: December 10, 2020
    Inventors: Juergen Zuger, Saulius Martinkenas, Christoph Frohmader, Hannes Belz, Daniel Krohm, Christian Stewen