During his time on Star Trek, he earned four Emmy Award nominations and two wins for Outstanding Achievement in Special Visual Effects for the following episodes: * 1990 Emmy Award nomination for the episode "Tin Man" , shared with Robert Legato, Gary Hutzel, Steve Price, Erik Nash, Don Lee, and Michael Okuda * 1991 Emmy Award nomination for the episode "The Best of Both Worlds" , shared with Gary Hutzel, Robert Legato, David Takemura, Michael Okuda, Erik Nash, Steve Price, Syd Dutton, Robert Stromberg, Bill Taylor, and Don Lee * 1995 * 1999 * 1999 * 1999