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Russel I. Smith

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  • Eugene, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Co-rotor engine with valve system
    • Patent number 5,040,957
    • Issue date Aug 20, 1991
    • Russel I. Smith
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Co-rotor engine and drive apparatus
    • Patent number 4,666,379
    • Issue date May 19, 1987
    • Russel I. Smith
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES