Patents by Inventor Gerardus J. Van Gurp

Gerardus J. Van Gurp 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 manufacturing an optoelectronic device
    Patent number: 5506186
    Abstract: The invention relates to a method of manufacturing an optoelectronic device. An indium phosphide part of a semiconductor body is contacted either directly or indirectly through a ternary or quaternary layer by means of a zinc diffusion. In order to improve the contact resistance, after the zinc diffusion and before the application of contacts, a heat treatment of the semiconductor body is carried out in the absence of a zinc source.
    Type: Grant
    Filed: September 30, 1991
    Date of Patent: April 9, 1996
    Assignee: U.S. Philips Corporation
    Inventor: Gerardus J. Van Gurp