Patents by Inventor Uck I. Chan

Uck I. Chan 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 drilling ultrafine channels through glass
    Patent number: 4441008
    Abstract: A method is disclosed for generating ultrafine channels through and between opposed surfaces of a thin glass body by preheating the glass body to 500.degree.-1040.degree. F., and directing a beam of laser energy having a wavelength of at least about 10.6 microns along a fixed axis at the preheated body and against one of the surfaces for a period sufficient to melt and vaporize the portion of the glass in the path of the beam. The beam is defocused relative to said one surface and pulsed.
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: April 3, 1984
    Assignee: Ford Motor Company
    Inventor: Uck I. Chan