Last name of Roy, who developed a whirlpool bath that included his patented hydromassage system in 1968
In 1968 he applied for his last patent for an invention on a 
portable ... to Roy between 1968 and 1990 that the first inventor of the whirlpool 
bath and the... [DOC] [TLE] Legacy - Jacuzzi Hot Tubs [PAR] Many inventions later, Candido Jacuzzi responded to his toddler Ken's need for 
pain ... And while the technology of hydrotherapy has evolved, the name that ...