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Stefan Roeber
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Hamburg, DE
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Patents Grants
last 30 patents
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Patent Grant
Multilayer plastic composition having an electrically conductive in...
Patent number
6,428,866
Issue date
Aug 6, 2002
Degussa-Huels Aktiengesellschaft
Hans Jadamus
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Multilayer plastic pipe having good adhesion between layers
Patent number
6,386,240
Issue date
May 14, 2002
Degussa-Huels Aktiengesellschaft
Stefan Roeber
B32 - LAYERED PRODUCTS
Information
Patent Grant
Multilayer plastic composition having an electrically conductive in...
Patent number
6,090,459
Issue date
Jul 18, 2000
Huels Aktiengesellschaft
Hans Jadamus
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Thermoplastic multilayer composites
Patent number
5,858,492
Issue date
Jan 12, 1999
Huels Aktiengesellschaft
Stefan Roeber
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Use of a packaging strip as a holographic data carrier
Publication number
20040053140
Publication date
Mar 18, 2004
Stefan Stadler
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS