Patents by Inventor Leif A. Bloomquist

Leif A. Bloomquist 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).

  • Patent number: 6633800
    Abstract: An apparatus and method for a control unit which allows for autonomous, manual and tele-operation of mining vehicles. The control unit has a robust system design to withstand the harsh environment of underground mines. The control unit allows a tele-operator, in a remote tele-operator station, to use image and operational data, joysticks and foot pedals to remotely control the mining vehicle. In another aspect, the control unit provides safety features such as supervising its operation for operational errors and providing status, warning and error information to the tele-operator station.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: October 14, 2003
    Assignee: Ainsworth Inc.
    Inventors: Robert S. Ward, James M. Law, Leif A. Bloomquist