Patents by Inventor Blessy Mathew

Blessy Mathew 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).

  • Crystal oscillators including a two stage amplifier
    Patent number: 12676579
    Abstract: A crystal oscillator includes a two stage amplifier and a crystal. The two stage amplifier includes a transconductance amplifier stage electrically connected to a class AB output amplifier stage with open loop drive level control. The two stage amplifier provides a negative resistance. The crystal is electrically connected between an input of the two stage amplifier and an output of the two stage amplifier.
    Type: Grant
    Filed: February 20, 2025
    Date of Patent: July 7, 2026
    Assignee: Infineon Technologies Americas Corp.
    Inventors: Nandakishore Raimar, Blessy Mathew