Ocean wave hydro-electric generator facility
Oceano-thermosteric power plant
Off-board station and an electricity exchanging system...
Offshore power generator with current, wave or alternative...
Offshore power generator with current, wave or alternative...
Offshore wind turbine with multiple wind rotors and floating...
Oil field induction generator system
Omni-directional vertical-axis wind turbine
Omni-directional wind turbine
Omni-directional wind turbine electric generation system
On-vehicle rotary electric machine operating on two modes of...
Open cycle ocean thermal energy conversion steam control and byp
Open cycle ocean thermal energy conversion system
Open cycle ocean thermal energy conversion system structure
Operating method for a hybrid car
Operating method for a wind turbine with a supersynchronous...
Operation control system for internal combustion engines
Optical probe shield
Orbital electrical power and signal generator mountable on a rot
Orbitally rotating piston engine