Patents by Inventor Tewodros Tessema

Tewodros Tessema 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).

  • OPTICAL DEPTH SENSING SYSTEMS USING HIGH SPEED COLLOIDAL QUANTUM DOT PHOTODETECTORS
    Publication number: 20230168078
    Abstract: An optical depth sensing system is provided including an active illumination source; and a colloidal quantum dot photodetector. The colloidal quantum dot photodetector having colloidal quantum dots as a light sensing elements and the system has rise times that are less than 5.0 ns and fall times less than 10.0 ns.
    Type: Application
    Filed: November 30, 2022
    Publication date: June 1, 2023
    Inventors: Ethan J.D. Klem, Christopher William Gregory, Jeffery Allan Hilton, JR., Carmen Procida, Michael Bond, Tewodros Tessema