Patents by Inventor Edward J. Popielarski

Edward J. Popielarski 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).

  • Wave solder finger shield apparatus
    Patent number: 4717064
    Abstract: A set of titanium guide bars are shaped with inner angular finger shields to isolate designated underside edge areas of a printed circuit board being conveyed across a molten solder bath in a wave solder machine.
    Type: Grant
    Filed: August 15, 1986
    Date of Patent: January 5, 1988
    Assignee: Unisys Corporation
    Inventors: Edward J. Popielarski, Kenneth D. Thomas