Patents by Inventor Anthony David Welbourn

Anthony David Welbourn 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).

  • Process for self-aligning circuit components brought into abutment by surface tension of a molten material and bonding under tension
    Patent number: 5656507
    Abstract: A method is disclosed for connecting two components with functional parts in a predetermined alignment such as a semiconductor laser and motherboard including forming the laser by processing in which a radiation outlet and alignment structure are provided in a predetermined position with respect to each other, similarly forming on the motherboard, a waveguide and alignment structure, mounting the laser on the motherboard in a generally aligned position, providing solder between metal pads on the laser and motherboard and utilizing the surface tension of the molten metal extending between the pads to move the laser into an accurately aligned position on the motherboard.
    Type: Grant
    Filed: October 4, 1994
    Date of Patent: August 12, 1997
    Assignee: British Telecommunications public limited company
    Inventors: Anthony David Welbourn, Kenneth Cooper