Patents by Inventor Hugh C. Nielsen

Hugh C. Nielsen 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 FOR QUALIFIED ROUTE BUILDING IN A WIRELESS NETWORK
    Publication number: 20090238109
    Abstract: A method of establishing a qualified route in a mesh network includes transmitting a route-discovery request from a source node such that transmitting includes transmitting the route-discovery request from the source node to at least one intermediate node that is a neighbor node to the source node, receiving the route-discovery request from an intermediate node at the destination node, and updating a route-discovery table for the intermediate node such that the route between the source node and the destination node is the only qualified route.
    Type: Application
    Filed: March 18, 2008
    Publication date: September 24, 2009
    Applicant: Digi International Inc.
    Inventors: Robert P. Byard, Stephen R. Thurber, Damon M. Stewart, Helaman D. Pratt Ferguson, John P. Filoso, Paul E. Millett, Hugh C. Nielsen
  • Radio modem having a chamfered sheet metal shield
    Patent number: D530317
    Type: Grant
    Filed: October 12, 2004
    Date of Patent: October 17, 2006
    Assignee: Maxstream, Inc.
    Inventors: Martin R. Johnson, Hugh C. Nielsen, David C. Steed
  • Radio modem with circuit board
    Patent number: D564502
    Type: Grant
    Filed: June 2, 2006
    Date of Patent: March 18, 2008
    Assignee: Digi International Inc.
    Inventors: Martin R. Johnson, Hugh C. Nielsen, David C. Steed, Jeremy P. Willden