Frederick G. Kuhns and his wife, Druryheather, have listed for sale a four-bedroom, four-bath home at 12454 Cinema Lane in Sunset Hills for $499,000.

The 3,112-square-foot house, which was built in 1974, is in the North of 270 neighborhood. The listing agent for the property is Tommye Fleming.

Mr. Kuhns is a senior research and development engineer who has served as a senior research associate in the department of computer science at Washington University. He was a research associate in radiology at the Washington University Medical School Mallinckrodt Institute of Radiology, a senior engineer at McDonnell Douglas Aircraft Company as well as at Built-In Test Engineering Inc. and a test engineer at the Naval Aviation Depot.

He earned an M.A in electrical engineering at Washington University and a B.S. in electrical engineering at Memphis State University.

There were 85 home sales in Sunset Hills in 2008, with a median price of $245,000.

Address: 12454 Cinema Lane