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

Monitoring device for electric storage battery and configuration

Monitoring fluid condition through an aperture

Monitoring fluid condition with a spiral electrode...

Mounting means for water chemistry analysis device

Multi-battery charging system for reduced fuel consumption and e

Multi-battery fuel saving and emission reduction system for...

Multi-cell battery monitoring system with single sensor wire