Methods and apparatus for measuring electrical conductivity

Methods and apparatuses for determining battery capacity

Methods and circuits for measuring the conductivity of solutions

Methods and circuits for measuring the conductivity of solutions

Methods for predicting the future performance of fuel cell...

Methods of measuring barrier formation

Methods of measuring barrier formation

Micro sensor system for liquid conductivity, temperature and...

Microprocessor-based hand-held battery tester system

Microprocessor-based hand-held electrical-testing system and...

Midpoint battery monitoring

Miniaturized device for ion analysis, and methods of use...

Modular card based meter

Modular self-diagnostic and test switch assembly for...

Modular unit connectable to the battery of a vehicle for...

Moisture barrier for battery with electrochemical tester

Molded conductivity cell body

Monitor circuits for battery charging and other applications

Monitor for battery pack

Monitoring apparatus and method for battery power supply