Inventor
ROEBER STEFAN
DE24 patents
⚠️ This page may combine multiple inventors who share the name “ROEBER STEFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUELS CHEMISCHE WERKE AG
15 patentsUS6090459AJul 18, 2000
Multilayer plastic composition having an electrically conductive inner layer
HUELS CHEMISCHE WERKE AG125 citations99
US5554426ASep 10, 1996
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG107 citations98
US5858492AJan 12, 1999
Thermoplastic multilayer composites
HUELS CHEMISCHE WERKE AG57 citations96
US5512342AApr 30, 1996
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG62 citations96
US5500263AMar 19, 1996
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG89 citations96
US5474822ADec 12, 1995
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG58 citations96
US5449024ASep 12, 1995
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG53 citations96
US5425817AJun 20, 1995
Multilayer plastic pipe with polyamide inner and outer layers and a linear crystalline polyester intermediate layer
HUELS CHEMISCHE WERKE AG103 citations96
US5404915AApr 11, 1995
Multilayer plastic pipe
HUELS CHEMISCHE WERKE AG59 citations96
US5313987AMay 24, 1994
Multilayer plastic pipe comprising an outer polyamide layer and a layer of a molding formed from a mixture of thermoplastic polyester and a compound having at least two isocyanate groups
HUELS CHEMISCHE WERKE AG75 citations96
US5510160AApr 23, 1996
Thermoplastic multilayer composites
HUELS CHEMISCHE WERKE AG46 citations93
US5472784ADec 5, 1995
Thermoplastic multilayer composites
HUELS CHEMISCHE WERKE AG29 citations92
US5362529ANov 8, 1994
Thermoplastic laminates
HUELS CHEMISCHE WERKE AG21 citations92
US5637408AJun 10, 1997
Thermoplastic multilayer composite having a good adhesion between layers
HUELS CHEMISCHE WERKE AG17 citations74
US5362570ANov 8, 1994
Thermoplastic multilayer composites
HUELS CHEMISCHE WERKE AG16 citations74
TESA AG
5 patentsUS6544615B2Apr 8, 2003
Adhesive security tape for detecting unauthorized broaching of a package
TESA AG36 citations91
US6537634B2Mar 25, 2003
Adhesive security tape for detecting unauthorized broaching of a package
TESA AG23 citations90
US6706392B2Mar 16, 2004
Adhesive packaging tape
TESA AG11 citations72
US7294396B2Nov 13, 2007
Adhesive tape having one side coated with an adhesive, and no surface treatment on the opposite side
TESA AG4 citations60
US7048998B2May 23, 2006
Adhesive tape for wrapping purposes
TESA AG1 citations49