a Signal and a System for Utilizing the Same”. (Complex-Zero Generator, 38 claims.) April 9, 1963. “Number Storage Apparatus and Method”. (Phase-shift Counter.) (28 claims.) July 21, 1964. “Control System for Use in Control of Loops With Dead Time”. (Dead-Time Stabilization) * 3,241,129 Mar. 15, 1966. “Delay Line”. 29 claims, jointly with Richard Dye. June 11, 1968. “System, Apparatus and Method for Improving the Stability of Synchronous Machines”. (Optimal Excitation Control, 101 claims.) Sept. 1, 1970. “Method, Apparatus and System for the Identification of the Relationship Between Two Signals”. (41 claims.) Sept. 15, 1970. “Power System With Transient Control and Method”. (94 claims, switched capacitors). May 9, 1972. “Method and System For Measuring Acceleration and Velocity”. (47 claims). May 9, 1972. “Tachometer and Method For Obtaining a Signal Indicative Of Alternator Shaft Speed”. (25 claims.) 3,742,391, June 26, 1973. “Method, Apparatus and System for the Identification of the Relationship Between Two Signals”. (13 claims.) Brazil Pat. No. 7,806,173. Sept. 20, 1978, “Sistema Colector Solar”. Oct. 3, 1978. “Solar Collector System”. (Multiple towers, 52 claims.) Brazil Pat. No. 7,806,485. Sept. 29, 1978, “Sistema De Energia Solar”. Aug. 14, 1979. “Solar Thermal Electric Power Plant”. (42 claims.) May 27, 1980. “Heated Piping System for a Fusible Salt Heat Exchange Fluid in a Solar Power Plant”. Aug. 26, 1980. “Method of Aligning and Locating the Mirrors of a Collector Field With Respect to a Receptor Tower”. (20 claims.) Jan. 27, 1981. “Heliostat With a Protective Enclosure”. (24 claims.) Feb.10, 1981. “Apparatus for Providing Radiative Heat Rejection From a Working Fluid Used in a Rankine Cycle Type System”. Joint with Phyllis S. Smith. . May 17, 1982. “Wind Turbine System”. (12 claims.) Design Feb. 15, 1983. “Wind Turbine System”. “Heliostato con una Caja Protectora”, (Heliostat With a Protective Enclosure) Mexico Certificate of Invention, August 19, 1980. Mexico Certificate of Invention No. 5159. April 7, 1983.“Mejoras En Heliostato Con Una Caja Protectora”. Mexico Certificate of Invention No. 101442. June 26, 1985. “Aparato para Proporcionar la Eliminacion del Calor Radiative a Partir de un Fluido Operante Que Se Usa en un Sistema del Tipe de Ciclo Rankine”, (Apparatus for Providing Radiative Heat Rejection From a Working Fluid Used in a Rankine Cycle Type System). Joint with Phyllis S. Smith. Mexico Certificate of Invention No. 101538, June 13, 1985. “Mejoras a Sistema de Calentamiento Para Red de Tuberia Calentada por Fluido de Intercambio Termico de Sal Fusible