Patents by Inventor Colin J. Humphreys

Colin J. Humphreys 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).

  • Electron beam cutting
    Patent number: 4508952
    Abstract: A method for the cutting of holes 20 Angstroms in diameter, or lines 20 Angstroms wide in a material having positive ionic conduction by the use of a focused electron probe is described. The holes and lines are stable under ambient conditions.
    Type: Grant
    Filed: February 17, 1983
    Date of Patent: April 2, 1985
    Assignee: University Patents, Inc.
    Inventors: Margaret E. Mochel, Colin J. Humphreys