Patents by Inventor David N. Schwartz

David N. Schwartz 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 system of identifying a problem prone part
    Patent number: 6922656
    Abstract: The present invention includes a method and system of identifying parts prone to problems. The method includes the steps of establishing a problem threshold, establishing a part type with a problem, determining a problem level with the part type in response to the part type problem level, comparing the problem level with said problem threshold, establishing a production life of the part type, determining if the part type is within a threshold of the production life, identifying the part type as the problem prone part in response to the comparison and the production life determination.
    Type: Grant
    Filed: April 18, 2002
    Date of Patent: July 26, 2005
    Assignee: Caterpillar Inc
    Inventors: Jeffry A. Butler, Rodger L. Moring, David N. Schwartz, Jeffrey A. Stokowski
  • Method and system of identifying a problem prone part
    Publication number: 20030200055
    Abstract: The present invention includes a method and system of identifying parts prone to problems. The method includes the steps of establishing a problem threshold, establishing a part type with a problem, determining a problem level with the part type in response to the part type problem level, comparing the problem level with said problem threshold, establishing a production life of the part type, determining if the part type is within a threshold of the production life, identifying the part type as the problem prone part in response to the comparison and the production life determination.
    Type: Application
    Filed: April 18, 2002
    Publication date: October 23, 2003
    Inventors: Jeffry A. Butler, Rodger L. Moring, David N. Schwartz, Jeffrey A. Stokowski