Patents by Inventor Nicholas Karfelt

Nicholas Karfelt 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).

  • ON-CHIP HEATER POWER CONTROL
    Publication number: 20210096401
    Abstract: The present disclosure relates to optical phase modulation devices. The optical phase modulation devices may include a heater resistance which induces a phase change and control systems and methods of controlling the induced phase change.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 1, 2021
    Inventors: Quazi Ikram, Ronald Scott Karfelt, Steven Nguyen, Nicholas Karfelt, Saman Jafarlou, Swetha Babu