Patents by Inventor Dafydd Wyn Thomas

Dafydd Wyn Thomas 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 and apparatus for drilling microvia holes in electrical circuit interconnection packages
    Patent number: 6576869
    Abstract: This invention relates to using mid-infrared high-power pulsed laser radiation sources for drilling high-quality microvia interconnection holes in printed circuit (wiring) boards and other electrical circuit packages.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: June 10, 2003
    Assignees: Excellon Automation Co., Exitech Limited
    Inventors: Malcolm Charles Gower, Philip Thomas Rumsby, Dafydd Wyn Thomas