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Ralf Puenjer
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Seevetal, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for connecting a sheet metal component, such as a pipe, to a...
Patent number
8,183,494
Issue date
May 22, 2012
BorgWarner Inc.
Wilfried Bien
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for removing a slug from a hydroforming tool
Patent number
6,006,566
Issue date
Dec 28, 1999
DaimlerChrysler AG
Thomas Huelsberg
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of manufacturing a branched pipe by internal high-pressure f...
Patent number
5,697,155
Issue date
Dec 16, 1997
Mercedes-Benz AG
Henning Bloecker
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Method for Connecting a Sheet Metal Component, Such as a Pipe, to a...
Publication number
20070289954
Publication date
Dec 20, 2007
DaimlerChrysler AG,BorgWarner Turbo Systems AG
Wilfried Bien
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Flange arrangement of an engine cylinder head and a method for prod...
Publication number
20060279047
Publication date
Dec 14, 2006
Wilfried Bien
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Exhaust system
Publication number
20060013746
Publication date
Jan 19, 2006
DaimlerChrysler AG
Wilfried Bien
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method for producing a branch pipe
Publication number
20050028366
Publication date
Feb 10, 2005
Wilfried Bien
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...