Patents by Inventor Andrejs Dambenieks

Andrejs Dambenieks 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 for making circuit boards with die stamped contact pads and conductive ink circuit patterns
    Patent number: 4517739
    Abstract: Printed circuit boards have copper contact pads cut from copper foil and bonded to the circuit board, followed by printing circuit patterns of conductive ink on the board, the pattern connecting with the contact pads. The contact pads are cut from a copper foil strip fed with the circuit board beneath a die. Bonding of the contact pads follows, then printing of the circuit patterns. Boards can be formed from strip material in which case the individual boards are cut from the strip material.
    Type: Grant
    Filed: November 21, 1983
    Date of Patent: May 21, 1985
    Assignee: Northern Telecom Limited
    Inventors: George V. Lenaerts, Eugene W. Charchanko, Andrejs Dambenieks