<P> Influential pannists include Ellie Mannette, the "Father of the Modern Steel Drum" and an accomplished panman, and Winston Simon, the inventor and a skilled player of the "Ping Pong" pan . </P> <Ul> <Li> Ellie Mannette </Li> <Li> Winston "Spree" Simon </Li> <Li> Tony Williams </Li> <Li> Ray Holman </Li> <Li> Liam Teague </Li> <Li> Len "Boogsie" Sharpe </Li> <Li> Rick Henson </Li> <Li> Don Prorak </Li> <Li> Duvone Stewart </Li> <Li> Paul Munzenrider </Li> <Li> Tom Miller </Li> <Li> Andy Narell </Li> <Li> Andrew Neldon </Li> <Li> Keisha Codrington </Li> <Li> Keishaun Julien </Li> <Li> Johann Chuckaree </Li> <Li> Russ Henderson </Li> <Li> Andy Akiho </Li> </Ul> <Li> Winston "Spree" Simon </Li> <Li> Len "Boogsie" Sharpe </Li>

Who invented the national instrument of trinidad and tobago