Sail-driven wind motor
Sea current energy system
Sea/river powered power plant
Secondary power source for a light truck vehicle
Sewer line power generating system
Ship lock electrical energy generation
Ship lock system with hydroelectric pumped-storage capability
Shoe sole with liquid-powered electrical generator
Shrouded wind turbine with dual coaxial airflow passageways
Siphon hydroelectric generator
Small hydroelectric power generator
Small power generating device and water faucet device
Small underwater generator with self-adjusting axial gap
Small-sized hydroelectric power generating apparatus
Small-sized hydroelectric power generating apparatus
Solar and wind energy generating system for a high rise building
Solar breeze power package and saucer ship
Solar chimney arrangement with a liquid filled non-evaporative a
Solar power plant
Solar thermal and wind energy power source