Patents by Inventor Helmut Au

Helmut Au 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: 20080004723
    Abstract: A method for operating a process plant, in which at the process level a number of items of alarm information are generated to display improper operating procedures of the process plant, has a defined number of process states of the process plant, wherein each process state is correlated with the total of all items of alarm information that can be generated. A first value or a second value is allocated as the correlation value to each pair formed from a process state and an item of alarm information. A current operating state of the process plant is determined As a function of the determined process state, items of alarm information are not displayed to which the first value has been allocated as the correlation value.
    Type: Application
    Filed: May 14, 2007
    Publication date: January 3, 2008
    Inventors: Martin Fax, Oliver Thurau, Helmut Au