Patents Examined by Herve-Louis T Assouman
  • Broadband graphene-based optical limiter for the protection of backside illuminated CMOS detectors
    Patent number: 10217875
    Abstract: An optical device may include a sacrificial limiter filter including at least one layer of graphene disposed on a substrate. The at least one layer of graphene may be configured to absorb and scatter at least a portion of electromagnetic radiation incident on the at least one layer of graphene.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: February 26, 2019
    Assignee: RAYTHEON COMPANY
    Inventors: Michael Ushinsky, Mitchell Haeri