Patents by Inventor Fred E. Grospin

Fred E. Grospin 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).

  • Renewable brazing electrodes
    Patent number: 4504723
    Abstract: In apparatus for repairing printed circuit lines or attaching electrical components, a pair of brazing electrodes and holder therefor in which the electrodes can be repetitively extended to compensate for wear without necessity of removal and machining heretofore required. The holder is a part of the circuit delivering electrical power to the electrodes and makes contact with the electrodes close to the working tip to maintain uniform circuit resistance and repairs of consistent quality.
    Type: Grant
    Filed: December 9, 1983
    Date of Patent: March 12, 1985
    Assignee: International Business Machines Corporation
    Inventors: Frederick S. Gobran, Fred E. Grospin, Donald G. Pittwood, Myron F. Shlatz