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Uwe Hardtke
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Neu Wulmstorf, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for the production of reinforced hollow sections with a cont...
Patent number
6,793,122
Issue date
Sep 21, 2004
DaimlerChrysler AG
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process and device for manufacturing holes on the circumference of...
Patent number
6,681,611
Issue date
Jan 27, 2004
DaimlerChrysler AG
Ulrich Haag
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for manufacturing holes on the circumference of hollow sect...
Patent number
6,484,551
Issue date
Nov 26, 2002
DaimlerChrysler AG
Ulrich Hagg
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for producing leadthroughs on hollow profiles
Patent number
6,434,989
Issue date
Aug 20, 2002
DaimlerChrysler AG
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for producing leadthroughs on hollow profiles
Patent number
6,430,981
Issue date
Aug 13, 2002
DaimlerChrysler AG
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process and device for manufacturing hollow sections with end-side...
Patent number
6,009,734
Issue date
Jan 4, 2000
DaimlerChrylser AG
Helmut Augustin
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for making holes at the circumference of a hollow...
Patent number
5,996,455
Issue date
Dec 7, 1999
DaimlerChrysler AG
Ulrich Haag
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Method for the Production of a Peripherally Closed Hollow Profile S...
Publication number
20070271980
Publication date
Nov 29, 2007
DaimlerChrysler AG
Kai-Uwe Dudziak
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Process and device for manufacturing holes on the circumference of...
Publication number
20020174698
Publication date
Nov 28, 2002
DaimlerChrysler AG.
Ulrich Haag
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method for the production of reinforced hollow sections with a cont...
Publication number
20020023333
Publication date
Feb 28, 2002
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and device for producing leadthroughs on hollow profiles
Publication number
20020020200
Publication date
Feb 21, 2002
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and device for producing leadthroughs on hollow profiles
Publication number
20020020199
Publication date
Feb 21, 2002
Uwe Hardtke
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...