Speed-sensing projectile
Speedometer drive apparatus and method
Speedometer for a moving sportsman
Spherical calibration and reference alignment algorithms
Spindle characterization system
Spirit level
Sport monitoring apparatus for determining loft time, speed,...
Sport monitoring system for determining airtime, speed,...
Sport monitoring systems
Sport monitoring systems and associated methods
Sport performance systems for measuring athletic...
Sports implement testing methods and apparatus
Sports performance computer system and method
Spotter provided with spot pattern encryption function and...
Spotter provided with spot pattern encryption function and...
Spout for dispensing liquid from a liquid container
Spreader
Spreading resistance profiling system
Spurious noise filter
Spurious signal detection