Patents by Inventor Ajjya Acharya

Ajjya Acharya 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).

  • Methods for wafer bonding, and for nucleating bonding nanophases
    Patent number: 9418963
    Abstract: Substrates may be bonded according to a method comprising contacting a first bonding surface of a first substrate with a second bonding surface of a second substrate to form an assembly, and compressing the assembly in the presence of an oxidizing atmosphere under suitable conditions to form a bonding layer between the first and second surfaces, wherein the first bonding surface comprises a polarized surface layer; the second bonding surface comprises a hydrophilic surface layer; the first and second bonding surfaces are different.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: August 16, 2016
    Assignee: ARIZONA BOARD OF REGENTS, A BODY CORPORATE OF THE STATE OF ARIZONA ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Nichole Herbots, Ross Bennett-Kennett, Ashlee Murphy, Brett Hughes, Ajjya Acharya, Clarizza Watson, Robert Culbertson
  • Methods for Wafer Bonding, and for Nucleating Bonding Nanophases
    Publication number: 20150243629
    Abstract: Substrates may be bonded according to a method comprising contacting a first bonding surface of a first substrate with a second bonding surface of a second substrate to form an assembly, and compressing the assembly in the presence of an oxidizing atmosphere under suitable conditions to form a bonding layer between the first and second surfaces, wherein the first bonding surface comprises a polarized surface layer; the second bonding surface comprises a hydrophilic surface layer; the first and second bonding surfaces are different.
    Type: Application
    Filed: September 25, 2013
    Publication date: August 27, 2015
    Inventors: Nichole Herbots, Ross Bennett-Kennett, Ashlee Murphy, Brett Hughes, Ajjya Acharya, Clarizza Watson, Robert Culbertson