Patents by Inventor George C. Castello

George C. Castello 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).

  • Method of attaching electronic components
    Patent number: 4998342
    Abstract: An improved method for double sided attachment of components to a printed circuit board is described wherein surface mount components soldered to a first surface of the circuit board (backside) are, once the board is inverted during reflow, retained in place only by force of molten solder surface tension.
    Type: Grant
    Filed: August 31, 1989
    Date of Patent: March 12, 1991
    Assignee: International Business Machines Corporation
    Inventors: Ralph E. Bonnell, George C. Castello, Karl G. Hoebener