Patents by Inventor Christos V. Dafnoulelis

Christos V. Dafnoulelis 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).

  • Automatic grinding machine
    Patent number: 4648212
    Abstract: A machine for grinding an object, such as a printed circuit board coupon, having a region to be exposed and having a novel control track that has at least a portion of the rear edge of the track precisely located with respect to a predetermined grinding depth for the region is provided according to this invention. The grinding machine includes means for engaging the object with an abrasive device and means, interconnected with the control track on the object, for disengaging the object and the abrasive device when a break in the track has been ground.
    Type: Grant
    Filed: September 3, 1985
    Date of Patent: March 10, 1987
    Assignee: The Charles Stark Draper Laboratory, Inc.
    Inventors: Thomas F. Dawson, Paul C. Ewing, Jr., Christos V. Dafnoulelis, Jacob H. Martin