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Process for producing foams
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Patent number 5,137,932
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Issue date Aug 11, 1992
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Hoechst Aktiengesellschaft
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Klaus-Jurgen Behme
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Cloning and use of transaminase gene tyrB
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Patent number 5,091,314
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Issue date Feb 25, 1992
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Hoechst Aktiengesellschaft
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Rudiger Marquardt
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Sterilizable fluidized bed fermenter
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Patent number 4,746,615
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Issue date May 24, 1988
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Hoechst Aktiengesellschaft
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Rainer Buchholz
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Electrophotographic recording material
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Patent number 4,725,520
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Issue date Feb 16, 1988
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Hoechst Aktiengesellschaft
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Wolfgang Wiedemann
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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