Patents by Inventor Donald Peter Kultgen

Donald Peter Kultgen 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).

  • Method and apparatus for detecting selective catalytic reduction injector opening time
    Patent number: 9759116
    Abstract: A method for detecting an opening time of a valve, includes receiving a valve current profile of the valve and processing the valve current profile using at least a slope reflection detector to determine a status of the valve based on an output of the slope reflection detector.
    Type: Grant
    Filed: October 29, 2013
    Date of Patent: September 12, 2017
    Assignee: Continental Automotive Systems, Inc.
    Inventors: Ninsheng Qiao, Donald Peter Kultgen, Marvin Lester Lynch
  • METHOD AND APPARATUS FOR DETECTING SELECTIVE CATALYTIC REDUCTION INJECTOR OPENING TIME
    Publication number: 20150113950
    Abstract: A method for detecting an opening time of a valve, includes receiving a valve current profile of the valve and processing the valve current profile using at least a slope reflection detector to determine a status of the valve based on an output of the slope reflection detector.
    Type: Application
    Filed: October 29, 2013
    Publication date: April 30, 2015
    Applicant: Continental Automotive Systems US, Inc.
    Inventors: Ninsheng Qiao, Donald Peter Kultgen, Marvin Lester Lynch