EIFAST
In development- Payload150 kg
- Efficiency8× a quadcopter
- Endurance~83 min
- Size3.8 × 4.0 m
- Weight220 kg
- PowerElectric, direct drive
Hovers like a helicopter, cruises on its wing.

Uncrewed heavy-lift aircraft
Ring-wing aircraft and a tip-turbine flying crane.
Damjan Zabovnik explains the aircraft
Unmanned Systems Technology · Sept 2026
Hovers like a helicopter, cruises on its wing.

Faster and cheaper to build, on catalog motors.

A flying crane that rides to the job on a small truck.
For wildfire crews, disaster relief, construction, energy, offshore, farms and remote sites.
BUZCO: Blade-tip Uncrewed Zero-swashplate Cargo One-rotor. In Ukrainian, бузько is the stork. Legend says it was a man who let a sack of snakes escape, and gathers them still.

Technology

Traction
$150K, completed July 2026
$50K in grants
Cohort 3
56.2 kg lifted on our stand
Circular-wing prototypes
4 U.S. applications