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Positive displacement piston pump
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Patent number 5,013,219
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Issue date May 7, 1991
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The University of Delaware
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Douglas C. Hicks
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Wave-powered desalination of water
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Patent number 4,512,886
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Issue date Apr 23, 1985
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University of Delaware
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Douglas C. Hicks
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Wave-powered desalination of seawater
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Patent number 4,421,461
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Issue date Dec 20, 1983
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University of Delaware
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Douglas C. Hicks
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Wave driven pump
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Patent number 4,326,840
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Issue date Apr 27, 1982
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University of Delaware
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Douglas C. Hicks
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...