Patents by Inventor James Todd Delfunt

James Todd Delfunt 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).

  • Protable device for accurately metering and delivering cohesive bulk solid powders
    Patent number: 6354465
    Abstract: The present invention relates to a portable device for metering and delivering a desired weight of a cohesive particulate solid material such as pigmentary titanium dioxide.
    Type: Grant
    Filed: April 19, 2001
    Date of Patent: March 12, 2002
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Timothy Allan Bell, James Todd Delfunt, Darryl W. Geyen, Michael Thomas Hyzny, Barton J. Firman, Thomas Leroy Krieger
  • Protable device for accurately metering and delivering cohesive bulk solid powders
    Publication number: 20010038018
    Abstract: The present invention relates to a portable device for metering and delivering a desired weight of a cohesive particulate solid material such as pigmentary titanium dioxide.
    Type: Application
    Filed: April 19, 2001
    Publication date: November 8, 2001
    Inventors: Timothy Allan Bell, James Todd Delfunt, Darryl W. Geyen, Michael Thomas Hyzny, Barton J. Firman, Thomas Leroy Krieger