Method and system to control multiple types of scoreboards
Method and system to control multiple types of scoreboards
Multi-functional basketball game monitoring unit
Multi-functional volleyball talking scorekeeper
Multifunctional basketball game monitoring unit
Multifunctional basketball game monitoring unit
Object touchdown and net contact detection systems and game appa
Officiating system
Optoelectronic lawn tennis linesman system
Pace setting light for joggers
Pacing device for runners and the like
Portable exercise totalizer
Portable lap counter and system
Portable lap counter and system
Process for recording intermediate and final times in sporting e
Products incorporating piezoelectric material
Pulse coded warning system for racetrack
Race recording and display system
Racing control system
Racing control system