Patents by Inventor James G. Lawrence

James G. Lawrence 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).

  • Point and select device
    Patent number: 4939508
    Abstract: A point and select device is disclosed in which a sphere protruding from one major surface of a housing can serve as either a trackball or the moving element in a mouse. Actuators on either side of the device are selected according to the use of the device. The sense of motion for up/down is reversed between the two modes of operation.
    Type: Grant
    Filed: October 31, 1988
    Date of Patent: July 3, 1990
    Assignee: Emtek Health Care Systems, Inc.
    Inventors: James G. Lawrence, Oscar R. Diaz, Robert E. Erdmann, Jr.
  • Modular electronic package
    Patent number: 4918572
    Abstract: Method and apparatus for packaging electronic equipment comprise a housing and a "midplane" that is removably secured to suitable flanges centrally located within the housing. Individual sub-modules (CPU, disk drive, I/O unit, power supply, etc.) have suitable electrical connectors which mate with corresponding connectors on the midplane. The sub-modules are inserted into the midplane from different sides of the housing. The exposed, outer surfaces of the sub-modules may either be finished in final form, or suitable bezels may be placed over the sides of the housing so that the sub-modules can be appropriately accessed for necessary replacement or repair.
    Type: Grant
    Filed: December 27, 1988
    Date of Patent: April 17, 1990
    Assignees: Motorola Computer X, Inc., Emtek Health Care Systems, Inc.
    Inventors: Carl R. Tarver, James G. Lawrence, Charles L. Whittington