Patents by Inventor Ralf Krumm

Ralf Krumm 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).

  • High speed transfer system
    Patent number: 7050280
    Abstract: A High Speed Transfer System which comprises three Protection and Control devices. A first and a second of said Protection and Control devices are used for failure detection on the feeder bus-bar; the third of said Protection and Control devices is used for the High Speed Transfer System co-ordination functionalities.
    Type: Grant
    Filed: December 27, 2002
    Date of Patent: May 23, 2006
    Assignee: ABB Technology AG
    Inventors: Luciano Di Maio, Ralf Krumm, Andrea Andenna, Fabio Gatelli, Andrea Crespi
  • High speed transfer system
    Publication number: 20050007714
    Abstract: A High Speed Transfer System which comprises three Protection and Control devices. A first and a second of said Protection and Control devices are used for failure detection on the feeder bus-bar; the third of said Protection and Control devices is used for the High Speed Transfer System co-ordination functionalities.
    Type: Application
    Filed: December 27, 2002
    Publication date: January 13, 2005
    Inventors: Luciano Maio, Ralf Krumm, Andrea Andenna, Fabio Gatelli, Andrea Crespi