Battery-powered device

Battery-powered electrical device

Battery-powered electrical device having a detachable...

Battery-powered electrical device with improved calculation of d

Battery-powered electronic device with spaced contact...

Battery-powered equipment automatically detecting battery types

Battery-powered tool capable of detecting discharged battery...

Battery-state monitoring system for a battery group

Battery-voltage monitoring integrated-circuit and...

Battery-voltage monitoring integrated-circuit and...

Battery/discriminating method, drycell battery pack, and electro

Bi-direction current control circuit for monitoring charge/disch

Bi-directional battery charging for coupled electronic devices

Bi-directional charging/integrated power management unit

Biasing system for SCR regulator

Bicycle battery charger and speedometer circuit

Bicycle battery charger and speedometer circuit

Bicycle derailer generator

Bicycle derailer generator

Bidirectional current control circuit suitable for controlling t