Patents by Inventor Marion Daniel Hancock, II

Marion Daniel Hancock, II 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).

  • Air compressor enclosure for an oil free air compressor
    Patent number: D455442
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: April 9, 2002
    Assignee: Ingersoll-Rand Company
    Inventors: Perry A. Call, Dean P. Hendrix, John R. Sykes, Michael Shane Dyson, David B. Stahlman, Marion Daniel Hancock, II
  • Instrument panel for an oil free compressor
    Patent number: D457502
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: May 21, 2002
    Assignee: Ingersoll-Rand Company
    Inventors: John R. Sykes, David R. Pritchard, David B. Stahlman, Marion Daniel Hancock, II