Patents by Inventor Thomas Henry Ivers

Thomas Henry Ivers 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).

  • Laminated diffusion barrier
    Patent number: 6726996
    Abstract: A diffusion barrier that has a low dielectric constant, k, yet resistant to oxygen and/or moisture permeability is provided. The diffusion barrier includes a dielectric stack having at least two or more dielectric films, each film having a dielectric constant of about 8 or less, wherein the dielectric stack comprises alternating films composed of a high-permeability material and a low-permeability material. A semiconductor structure including substrate having at least one wiring region and the inventive diffusion barrier formed on a surface of the substrate is also provided.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: April 27, 2004
    Assignee: International Business Machines Corporation
    Inventors: Edward Paul Barth, Stephan A. Cohen, Chester Dziobkowski, John Anthony Fitzsimmons, Stephen McConnell Gates, Thomas Henry Ivers, Sampath Purushothaman, Darryl D. Restaino, Horatio Seymour Wildman
  • Laminated diffusion barrier
    Publication number: 20020172811
    Abstract: A diffusion barrier that has a low dielectric constant, k, yet resistant to oxygen and/or moisture permeability is provided. The diffusion barrier includes a dielectric stack having at least two or more dielectric films, each film having a dielectric constant of about 8 or less, wherein the dielectric stack comprises alternating films composed of a high-permeability material and a low-permeability material. A semiconductor structure including substrate having at least one wiring region and the inventive diffusion barrier formed on a surface of the substrate is also provided.
    Type: Application
    Filed: May 16, 2001
    Publication date: November 21, 2002
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Edward Paul Barth, Stephan A. Cohen, Chester Dziobkowski, John Anthony Fitzsimmons, Stephen McConnell Gates, Thomas Henry Ivers, Sampath Purushothaman, Darryl D. Restaino, Horatio Seymour Wildman