Patents by Inventor John M. Smedley

John M. Smedley 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).

  • Alkali semi-metal films and method and apparatus for fabricating them
    Patent number: 11881391
    Abstract: Methods and systems for fabricating a film, such as, for example, a photocathode, having a tailored band structure and thin-film components that can be tailored for specific applications, such as, for example photocathode having a high quantum efficiency, and simple components fabricated by those methods.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: January 23, 2024
    Assignees: Radiation Monitoring Devices, Inc., University of Chicago, Brookhaven Science Associates, LLP
    Inventors: Harish B. Bhandari, Vivek V. Nagarkar, Olena E. Ovechkina, Henry J. Frisch, Klaus Attenkofer, John M. Smedley
  • Alkali semi-metal films and method and apparatus for fabricating them
    Patent number: 11094495
    Abstract: Methods and systems for fabricating a film, such as, for example, a photocathode, having a tailored band structure and thin-film components that can be tailored for specific applications, such as, for example photocathode having a high quantum efficiency, and simple components fabricated by those methods.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: August 17, 2021
    Assignee: Radiation Monitoring Devices, Inc.
    Inventors: Harish B. Bhandari, Vivek V. Nagarkar, Olena E. Ovechkina, Henry J. Frisch, Klaus Attenkofer, John M. Smedley
  • Alkali semi-metal films and method and apparatus for fabricating them
    Patent number: 9916958
    Abstract: Methods and systems for fabricating a film, such as, for example, a photocathode, having a tailored band structure and thin-film components that can be tailored for specific applications, such as, for example photocathode having a high quantum efficiency, and simple components fabricated by those methods.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: March 13, 2018
    Assignees: RADIATION MONITORING DEVICES, INC., THE UNIVERSITY OF CHICAGO, BROOKHAVEN SCIENCE ASSOCIATES, LLC
    Inventors: Harish B. Bhandari, Vivek V. Nagarkar, Olena E. Ovechkina, Henry J. Frisch, Klaus Attenkofer, John M. Smedley