Smart key system
Smart switch
Solid state electroluminescent moving display device
Space use and active behaviour remote monitoring system
Sparking stylus for acoustic digitizer
Spatial and time multiplexing of multi-band signals
Spatial digitizer
Speech recognition bias equalization method and apparatus
Spinner transducer
Sports timekeeping system
Spread spectrum telemetry of physiological signals
Squelch circuit and tone signalling
Stage lighting lamp unit and stage lighting system including...
State-based remote control system
Status signal method and apparatus for movable barrier...
Stiffness tester
Storage system
Structural monitoring system using fiber optics
Stuck point indicating device with linear sensing means
Submarine observation apparatus and submarine observation...