Heavy rain rate warning indicator
Height measurement device with voice readout
Helmet mounted, laser detection system
Helmet-carried apparatus for detecting and signalling the presen
Hemorrhage alarms
Hertzian-wave intrusion detetor
Hidden security device and container using the same
Hideable tracking monitor
Hideable tracking monitor
Hierarchical data storage manager, anonymous tip processing...
Hierarchical RFID
High frequency signal detector
High frequency type sensing device
High impedance diagnostic for gun driver and method
High impedance transponder with improved backscatter modulator f
High liquid alarm system
High liquid alarm system
High output smoke and heat detector alarm system utilizing a pie
High performance fuel tank
High power control signal transmission and low power data...