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Manfred Simm
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Troisdorf, DE
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last 30 patents
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Patent Grant
Multi-ply weatherable plasticizer-free sheet
Patent number
4,917,944
Issue date
Apr 17, 1990
Huels Troisdorf Aktiengesellschaft
Hans-Ulrich Breitscheidel
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Multi-ply self-adhesive and deep-drawable protective sheet, especia...
Patent number
4,751,121
Issue date
Jun 14, 1988
Huels Troisdorf Aktiengesellschaft
Werner Kuhnel
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Sealing sheet of elastomeric synthetic resins with textile reinforc...
Patent number
4,511,619
Issue date
Apr 16, 1985
Dynamit Nobel AG
Werner Kuhnel
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Shaped article of a synthetic resin and/or natural rubber and proce...
Patent number
4,447,488
Issue date
May 8, 1984
Dynamit Nobel Aktiengesellschaft
Manfred Simm
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multi-layered sealing sheet of elastomeric synthetic resin
Patent number
4,435,466
Issue date
Mar 6, 1984
Dynamit Nobel Aktiengesellschaft
Werner Kuhnel
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING