Otto J. M. Smith - Patents

Patents

• U.S. Patent 2,583,132 Jan. 22, 1949. “Inspection Apparatus”, X-Ray thickness gauge for steel rolling mill, jointly with William Altar.
• U.S. Patent 2,748,278 May 29, 1956. “Sine-Wave Generator”. (HP Model 202A ultra-low frequency 0.01 Hz.
• U.S. Patent 3,483,463 Dec. 9, 1969. “System and Method for Alternating Current Machines, and Apparatus Therefor”. (Variable-speed, Precision frequency, originally filed Dec. 5, 1952, Pat. Application No. 324,318.).
  • U.S. Patent 2,829,333 April 1, 1956, “Constant-Frequency Alternating-Current Generators”, by Wilfred L. Turvey, All 8 claims were awarded to Otto J. M. Smith in Interference 89,735 decision Nov. 29, 1960.
  • U.S. Patent 2,854,617 Sept. 30, 1958. “Frequency Control Apparatus for Alternators”. Leopold J. Johnson. All interference Claims awarded to Otto J.M. Smith.
  • U.S. Patent 2,886,766 May 12, 1959. “Frequency Stabilization System”. by Donald K. Gibson. All interference Claims awarded to Otto J. M.Smith, December 1965.
  • U.S. Patent 3,070,740 Dec.25, 1962, “Constant Frequency Generator”, by K. M. Chirgwin et al., (9 Claims dependent upon Smith 3,483,463.)
• U.S. Patent 3,051,883 Aug. 28, 1962. “Dead-Beat Response, Resonant Load, Control System and Method”. (Posicast control, 30 claims.)
• U.S. Patent 3,060,378 Oct. 23, 1962. “Method and Apparatus for Generating a Signal and a System for Utilizing the Same”. (Complex-Zero Generator, 38 claims.)
• U.S. Patent 3,084,859 April 9, 1963. “Number Storage Apparatus and Method”. (Phase-shift Counter.) (28 claims.)
• U.S. Patent 3,141,982 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.
• U.S. Patent 3,388,305 June 11, 1968. “System, Apparatus and Method for Improving the Stability of Synchronous Machines”. (Optimal Excitation Control, 101 claims.)
• U.S. Patent 3,526,761 Sept. 1, 1970. “Method, Apparatus and System for the Identification of the Relationship Between Two Signals”. (41 claims.)
• U.S. Patent 3,529,174 Sept. 15, 1970. “Power System With Transient Control and Method”. (94 claims, switched capacitors).
• U.S. Patent 3,662,251 May 9, 1972. “Method and System For Measuring Acceleration and Velocity”. (47 claims).
• U.S. Patent 3,662,252 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”.
• U.S. Patent 4,117,682 Oct. 3, 1978. “Solar Collector System”. (Multiple towers, 52 claims.)
• Brazil Pat. No. 7,806,485. Sept. 29, 1978, “Sistema De Energia Solar”.
• U.S. Patent 4,164,123 Aug. 14, 1979. “Solar Thermal Electric Power Plant”. (42 claims.)
• U.S. Patent 4,204,407 May 27, 1980. “Heated Piping System for a Fusible Salt Heat Exchange Fluid in a Solar Power Plant”.
• U.S. Patent 4,219,729 Aug. 26, 1980. “Method of Aligning and Locating the Mirrors of a Collector Field With Respect to a Receptor Tower”. (20 claims.)
• U.S. Patent 4,247,182 Jan. 27, 1981. “Heliostat With a Protective Enclosure”. (24 claims.)
• U.S. Patent 4,249,386 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.
• U.S. Patent 4,330,714. May 17, 1982. “Wind Turbine System”. (12 claims.)
• Design U.S. Patent D267,951 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 en una Instalacion de Energia Solar”, (Heated Piping System for a Fusible Salt Heat Exchange Fluid in a Solar Power Plant.)
• Egypt Pat. No. 16390, July 30, 1986. “Solar Collector System”.
• Egypt Pat. No. 16391, July 30, 1986. “Solar Thermal Electric Power Plant”.
• Mexico Certificate of Invention No. 101821. Sept. 5, 1986. “Um Metodo Para Alinear y Colocar los Espejos de un Campo Colector con Respecto a una Torre Receptora” (Method of Aligning and Locating the Mirrors of a Collector Field With Respect to a Receptor Tower).
• U.S. Patent 4,792,740 Dec. 20, 1988. “Three-Phase Induction Motor With Single Phase Power Supply”. (44 claims.)
• U.S. Patent 5,300,870 Apr. 5, 1994. “Three-Phase Motor Control”. (69 claims.)
• Chinese Certificate of Patent For Invention Cert. No. 65335. Patent Application No. 95105163.6 dated April 18, 1995. Duration 20 years from Date of Filing.
• U.S. Patent 5,545,965 Aug. 13, 1996. “Three Phase Motor Operated From a Single-Phase Power Supply and Phase Converter”. (26 claims.)
• U.S. Patent 6,025,693 Feb. 15. 2000. “Motor Starter”. (54 claims.)
• U.S. Patent 6,049,188 Apr. 11, 2000. “Single-Phase Motor Starters”. (50 claims.)
• Brazilian Pat.No. 9304033-4. Apr. 17, 2001. “Motor de Inducão Elétrica de Rotor em Forma de Gaiola”. (Three-Phase Cage-Rotor Induction Motor Control.)
• U.S. Patent 6,356,041 B1. Mar. 12, 2002. “Master Three-Phase Induction Motor with Satellite Three-Phase Motors Driven by a Single-Phase Supply”. (24 Claims.)
• U.S. Patent 7,023,167 B2. Apr. 4, 2006. “Control Arrangement for an Induction Motor Compressor Having at Least Three Windings, a Torque-Augmentation Circuit a Starting Capacitor and a Resistive Element. (7 Claims.)