Secondary power supply system and method of activating...

Semiconductor apparatus for charging capacitors

Serial stage power supply combination for emergency...

Series resonant capacitive discharge motor

Short-cycling serial hybrid drivetrain with high power...

Single-stage power factor corrected capacitor charger

Super electrochemical capacitor including electrode plates...

Supercapacitor backup power supply with bi-directional power...

Supercapacitor balancing method and system

Supercapacitor balancing method and system

Supercapacitor engine starting system with charge hysteresis

Supercapacitor engine starting system with charge hysteresis

Switched capacitor regulator for driving high load current

System and method for charging a capacitor using a constant...

System and method for charging a capacitor using a variable...

System and method for extracting energy from an ultracapacitor

System and method for precharging and discharging a high...

System and method for precharging and discharging a high...

System and method for precharging and discharging a high...

System and method of forming capacitor-based electrical...