Patents by Inventor Umar Moez Uddin Ahmad

Umar Moez Uddin Ahmad 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).

  • Corrosion-free multi-layer conductor
    Patent number: 6203926
    Abstract: A corrosion resistant, multi-layer structure on a substrate including an adhesion metallic layer on the substrate, a cushion metallic layer on the adhesion layer, a diffusion barrier layer on the cushion layer, and an impermeable gold layer that encapsulates all the layers, is substantially even on all sides of the layers, and contacts a region on the substrate adjacent the layers to prevent oxidation and corrosion.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: March 20, 2001
    Assignee: International Business Machines Corporation
    Inventors: Umar Moez Uddin Ahmad, Harsaran Singh Bhatia, Satya Pal Singh Bhatia, Hormazdyar Minocher Dalal, William Henry Price, Sampath Purushothaman