Focus Universal Inc.

Filed a patent for "system and method of power line communication" on Wed, April 17, 2024

Filed a patent for "system and method of power line communication" on Thu, July 6, 2023

Filed a patent for "dynamic anti-counterfeit system and method" on Thu, June 15, 2023

Filed a patent for "system and method for power line communication to control fans and other appliances" on Thu, December 21, 2023

Filed a patent for "activated carbon air filter" on Thu, March 2, 2023