Sonex Research, a leader in the field of combustion technology, is a research company engaged in the business of developing a patented proprietary piston-based technology for in-cylinder control of ignition and combustion. This scientific innovation increases fuel mileage and reduces emissions of internal combustion engines. Sonex was co-founded in 1980 by Dr. Andrew A. Pouring, a former professor of aerospace engineering and chairman of the Department of Aerospace Engineering at the U.S. Naval Academy. At Sonex, Dr. Pouring conducted basic research into the principle of in-cylinder control of ignition and combustion, concentrating on the piston. The company publishes the details of its research on its Web site. The company is based in Annapolis, Md.