$40,000 Patent Bounty: Submit Prior Art & End the Coaxial Rotor Patent Attack
Nordic Unmanned is aggressively asserting a coaxial-rotor patent (US8328128B2 / EP2035276B1) against multiple drone companiesNordic Unmanned is aggressively asserting a coaxial-rotor patent (US8328128B2 / EP2035276B1) against multiple drone companies