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Friedrich Failmezger
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Des Plaines, IL, US
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last 30 patents
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Patent Grant
Method for cleaning and minimizing the buildup of set gypsum
Patent number
5,932,019
Issue date
Aug 3, 1999
United States Gypsum Company
Therese A. Espinoza
B08 - CLEANING
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Patent Grant
Method for treating the surface of a metal to improve the adhesion...
Patent number
4,419,853
Issue date
Dec 13, 1983
United States Gypsum Company
Friedrich Failmezger
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Decorated gypsum board with expanded inorganic particle coating
Patent number
3,984,596
Issue date
Oct 5, 1976
United States Gypsum Company
Friedrich Failmezger
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES