Patents by Inventor James L. Ramsey, Jr.

James L. Ramsey, Jr. 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).

  • Determining position inside building via laser rangefinder and handheld computer
    Patent number: 7646473
    Abstract: An apparatus, computer software, and a method of determining position inside a building comprising selecting on a PDA at least two walls of a room in a digitized map of a building or a portion of a building, pointing and firing a laser rangefinder at corresponding physical walls, transmitting collected range information to the PDA, and computing on the PDA a position of the laser rangefinder within the room.
    Type: Grant
    Filed: August 24, 2006
    Date of Patent: January 12, 2010
    Assignee: Sandia Corporation
    Inventors: James L. Ramsey, Jr., Patrick Finley, Brad Melton