Patents by Inventor Gregan F. Crawford

Gregan F. Crawford 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).

  • Electrical connectors
    Patent number: 4647140
    Abstract: A printed circuit board connector is disclosed in which contacts of the connector are self-cleaning as the board is inserted into or extracted from the connector.
    Type: Grant
    Filed: November 25, 1985
    Date of Patent: March 3, 1987
    Assignee: Hewlett Packard Company
    Inventor: Gregan F. Crawford
  • Electrical connectors
    Patent number: 4634210
    Abstract: A printed circuit board connector is disclosed in which contacts of the connector are self-cleaning as the board is inserted into or extracted from the connector.
    Type: Grant
    Filed: November 25, 1985
    Date of Patent: January 6, 1987
    Assignee: Hewlett Packard Company
    Inventor: Gregan F. Crawford