Patents by Inventor Ralf Singer

Ralf Singer 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).

  • Industrial dishwasher
    Patent number: 7103992
    Abstract: An industrial dishwashing machine with at least one essentially closed water circuit in which washing water is circulated, and with at least one water inflow which makes rinsing water available which is received into the water circuit after a rinsing operation following a washing operation. An air circuit is provided for drying the batchwith the air circuit being dehumidified by means of the water of the water inflow.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: September 12, 2006
    Assignee: Winterhalter Gastronm GmbH
    Inventors: Roman Duden, Ralf Singer
  • Industrial dishwasher
    Publication number: 20040187339
    Abstract: An industrial dishwashing machine with at least one essentially closed water circuit in which washing water is circulated, and with at least one water inflow which makes rinsing water available which is received into the water circuit after a rinsing operation following a washing operation. An air circuit is provided for drying the batchwith the air circuit being dehumidified by means of the water of the water inflow.
    Type: Application
    Filed: April 26, 2004
    Publication date: September 30, 2004
    Inventors: Roman Duden, Ralf Singer