Patents by Inventor Subhash M. Joshi

Subhash M. Joshi 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).

  • Thermo-mechanically robust C4 ball-limiting metallurgy to prevent failure due to die-package interaction and method of making same
    Publication number: 20030059644
    Abstract: The invention relates to a ball limiting metallurgy stack for an electrical device that contains a tin diffusion barrier and thermo-mechanical buffer layer disposed upon a refractory metal first layer. The multi-diffusion barrier layer stack resists tin migration toward the upper metallization of the device.
    Type: Application
    Filed: September 21, 2001
    Publication date: March 27, 2003
    Applicant: Intel Corporation
    Inventors: Madhav Datta, Dave Emory, Tzeun-luh Huang, Subhash M. Joshi, Christine A. King, Zhiyong Ma, Thomas Marieb, Michael Mckeag, Doowon Suh, Simon Yang