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Assay element
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Patent number 5,147,609
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Issue date Sep 15, 1992
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PB Diagnostic Systems, Inc.
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Gerd Grenner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Liquid transport system
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Patent number 5,051,237
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Issue date Sep 24, 1991
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P B Diagnostic Systems, Inc.
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Gerd Grenner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Self contained immunoassay element
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Patent number 4,918,025
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Issue date Apr 17, 1990
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PB Diagnostic Systems, Inc.
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Gerd Grenner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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