Sofia
Bulgaria
3
2024-05-09
Dragomir Konstantinov from Sofia, BG has applied for patents for these inventions. The list has both pending applications and granted patents:
Fluid turbine with parachute-like catchers
#2 | 2023-11-16PIEZOELECTRIC COLLECTOR WITH CONTROLLABLE MECHANO-HYDRAULIC AMPLIFIER
#3 | 2023-11-02A device for generating energy from variable hydrostatic pressure
5895842 ⎘