Light Pulse Type Patents (Class D14/473)
  • Telecommunication flashing device
    Patent number: D896196
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: September 15, 2020
    Inventors: Michael Andersen, Bryce Twede, David Lance Pickett, Brett Thelin
  • Morse key
    Patent number: D1039533
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: August 20, 2024
    Inventor: Yonggang Wang