Patents by Inventor Ivan Ivor Chobot

Ivan Ivor Chobot 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 forming electronic multilayer printed circuit boards or cards
    Patent number: 5743004
    Abstract: A multi-layer printed circuit board or card including at least one passage in at least one of the layers of the circuit board or card for preventing the diffusion of heat throughout the circuit board or card during the securing or removal of components in plated through holes in the circuit board or card by the heating of the plating material to a temperature above a melting point of the plating material.
    Type: Grant
    Filed: July 21, 1995
    Date of Patent: April 28, 1998
    Assignee: International Business Machines Corporation
    Inventors: Ivan Ivor Chobot, John Arthur Covert, Randy Lee Haight, Keith David Mansfield, Donald Wayne Miller, Reinaldo Anthony Neira, Alexander Petrovich, Paul Camilo Sviedrys, Louise Ann Tiemann, Gerald Arthur Valenta, Thurston Bryce Youngs, Jr.
  • Non-annular lands
    Patent number: 5713127
    Abstract: The present invention increases real estate by providing non-annular lands which do not completely encircle the through holes. The non-annular lands are non-annular, that is they do not extend 360.degree. around the through hole. Preferably the non-annular lands contact no more than one side of the through holes thereby providing real estate not otherwise available using conventional lands. The present invention also relates to a method for producing such Non-annular lands.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: February 3, 1998
    Assignee: International Business Machines Corporation
    Inventors: Ivan Ivor Chobot, Robert Anthony Martone, Thurston Bryce Youngs, Jr.