Patents by Inventor Christina Hartsell Drake

Christina Hartsell Drake 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).

  • DISPENSABLE NANOPARTICLE BASED COMPOSITION FOR DISINFECTION
    Publication number: 20230157299
    Abstract: Disclosed herein are rapid and residual disinfectant compositions that include a metal-associated cerium oxide nanoparticles. Also disclosed are methods of making disinfectant compositions. Films comprising the disclosed compositions are also disclosed as well as methods of disinfecting a surface.
    Type: Application
    Filed: April 30, 2021
    Publication date: May 25, 2023
    Inventors: Christina Hartsell DRAKE, Sudipta SEAL, Craig NEAL
  • Enhanced nuclear quadrupole resonance and ground penetrating radar using metamaterial antenna
    Patent number: 9945917
    Abstract: A method and system for enhanced NQR or GPR include a metamaterial antenna configured to both transmit and receive a magnetic field focused at a near-field distance separated from the antenna at a corresponding antenna frequency corresponding to a nuclear quadrupole resonance frequency of an atom in a target material.
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: April 17, 2018
    Assignee: LOCKHEED MARTIN CORPORATION
    Inventors: Christina Hartsell Drake, Clara Rivero Baleine, Nelson Ch Poon
  • ENHANCED NUCLEAR QUADRUPOLE RESONANCE AND GROUND PENETRATING RADAR USING METAMATERIAL ANTENNA
    Publication number: 20150260812
    Abstract: A method and system for enhanced NQR or GPR include a metamaterial antenna configured to both transmit and receive a magnetic field focused at a near-field distance separated from the antenna at a corresponding antenna frequency corresponding to a nuclear quadrupole resonance frequency of an atom in a target material.
    Type: Application
    Filed: January 8, 2014
    Publication date: September 17, 2015
    Applicant: LOCKHEED MARTIN CORPORATION
    Inventors: Christina Hartsell Drake, Clara Rivero Baleine, Nelson Ch Poon