Patents by Inventor Dennis Firchau

Dennis Firchau 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).

  • Publication number: 20220056681
    Abstract: A mobile handwashing system (1) includes a freestanding supply station (2) and at least one freestanding handwashing station (3). The supply station (2) includes a freshwater tank (4), which is fluidly connected or connectable to the at least one handwashing station (3) via a first freshwater supply line (5) and is fluidly connected or connectable to a freshwater supply system via a second freshwater supply line (6). The supply station (2) includes a wastewater or graywater tank (7) and/or a wastewater pump (23) which is fluidly connected or connectable to the at least one handwashing station (3) via a first wastewater line (8) and is fluidly connected or connectable to a wastewater disposal or wastewater treatment system via a second wastewater line (9).
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Dennis FIRCHAU, Marco JUNKER
  • Patent number: 9962061
    Abstract: A dishwasher (2.1, 2.2) has at least one wash system for spraying wash liquid and at least one final-rinse system for spraying final-rinse liquid, wherein a control device (50) is provided for actuating the at least one wash system and/or the at least one final-rinse system in accordance with a predefined execution program. To save on resources during operation, and meet the requirements for hygienic operation, which are defined in hygiene guidelines applicable locally (in a territorially delimited manner) at least a first execution program is stored in the control device (50), the execution program created taking into account requirements for hygienic operation which are applicable in a first territorial region, and at least a second execution program is stored in the control device (50), the second execution program created taking into account requirements for hygienic operation which are applicable in a second territorial region.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: May 8, 2018
    Assignee: PREMARK FEG L.L.C.
    Inventors: Dennis Firchau, Matthias Oertel, Daniel Glasow
  • Publication number: 20150173587
    Abstract: A dishwasher (2.1, 2.2) has at least one wash system for spraying wash liquid and at least one final-rinse system for spraying final-rinse liquid, wherein a control device (50) is provided for actuating the at least one wash system and/or the at least one final-rinse system in accordance with a predefined execution program. To save on resources during operation, and meet the requirements for hygienic operation, which are defined in hygiene guidelines applicable locally (in a territorially delimited manner) at least a first execution program is stored in the control device (50), the execution program created taking into account requirements for hygienic operation which are applicable in a first territorial region, and at least a second execution program is stored in the control device (50), the second execution program created taking into account requirements for hygienic operation which are applicable in a second territorial region.
    Type: Application
    Filed: July 23, 2013
    Publication date: June 25, 2015
    Applicant: PREMARK FEG L.L.C.
    Inventors: Dennis Firchau, Matthias Oertel, Daniel Glasow