He was the senior master at Hockessin 's Korean Martial Arts Institute for 25 years until taking over as owner on July 1st 2016 .
Master Rob Kloss started training in Tang Soo Do karate in April of 1984 and became a full - time professional in 1990 .
Rob Kloss was the Master   at Hockessin 's Korean Martial Arts Institute for 25 years until taking over as owner on July 1st 2016 .
Master Rob Kloss started training in Tang Soo Do karate in April of 1984 and became a full - time professional in 1990 .