Part tester and method

Path test for a DC battery back-up system

Performance monitor for electric vehicle

Periodic automatic self-test system and methodology

Pocket battery tester

Portable information apparatus for sensing battery voltage drop

Portable information terminal apparatus and voltage...

Power control unit

Power control unit

Power gauge for accurate measurement of load current

Power management system for an implantable device

Power management system for an implantable device

Power source voltage checking device particularly for checking t

Power supply apparatus for detecting battery voltage and the...

Process and apparatus for determining the state of charge of a b

Process for evaluating the remaining charge in an accumulator ba

Process for minimizing cross-talk in diagnostic signals of a...

Process for monitoring the residual charge and capacity of a...

Programmable battery charge indicator

Programmable current exciter for measuring AC immittance of...