Tony Hatter is indeed known for his work as a designer at Porsche, specifically for his involvement in designing the Porsche 993. The Porsche 993 is the internal designation for the Porsche 911 model produced between 1993 and 1998. Tony Hatter played a significant role in shaping the design of this iconic model. His work on the Porsche 993 is highly regarded among Porsche enthusiasts and automotive enthusiasts.