Patents by Inventor Ronald A. Ruechner

Ronald A. Ruechner 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).

  • Means and methods of lifting and relocating an epitaxial device layer
    Patent number: 5073230
    Abstract: Means and methods for obtaining the separation of large area semiconductor pitaxial device layers from the substrates on which they are grown, the transfer of the grown epi layers to a new host substrate for mounted alignment with features of the new host, and reuse of the original substrate.
    Type: Grant
    Filed: April 17, 1990
    Date of Patent: December 17, 1991
    Assignee: Arizona Board of Regents acting on behalf of Arizona State University
    Inventors: George N. Maracas, Ronald A. Ruechner, Donald S. Gerber