Backpack based system for human electricity generation and...
Backpack for harvesting electrical energy during walking and...
Backup power hierarchy for a facility system
Backup power system
Backup power system
Backup power system having improved cooling airflow and method o
Bag/pack power generation device
Base frame for mounting the shaft of the rotor of a wind...
Battery current detection apparatus incorporated in system...
Battery powered laptop computer with an implementation for...
Bearing-less floating wind turbine
Bearing-less floating wind turbine
Bi-directional wind power generator
Bicycle adapter mobile telephone charger
Bicycle based emergency battery charging system
Bicycle electric power unit
Bicycle internal gear shifting hub
Bicycle power supply with reduced battery leakage
Bicycle-seat power generation device
Binary vapor cycle method of electrical power generation