3. Ebert, H.K., Jr., Menkes, H.E., Papathomas, T.V. and Venkatram, C.R., "Option protocol arrangement for stored program rectifier controller," U.S. Patent #4,633,412, December 30, 1986.

2. Papathomas, T.V. and Scuderi, R. "Rectifier control system for a DC power plant system," U.S. Patent #4,451,773, May 29, 1984.

1. Boros, V.B., Giacopelli, J.N. and Papathomas, T.V., "Average current controlled switching regulator utilizing digital control techniques," U.S. Patent #4,309,650, January 5, 1982.