Inventor

PUENJER RALF

DE6 patents

⚠️ This page may combine multiple inventors who share the name “PUENJER RALF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIMLER BENZ AG

3 patents

US5816045AOct 6, 1998

Fan-type exhaust gas manifold for multi-cylinder internal-combustion engines and method of making same

DAIMLER BENZ AG35 citations91

US5689954ANov 25, 1997

Exhaust gas manifold for an internal combustion engine and method of making such exhaust gas manifold

DAIMLER BENZ AG46 citations91

US5697155ADec 16, 1997

Method of manufacturing a branched pipe by internal high-pressure forming

DAIMLER BENZ AG35 citations89

DAIMLER CHRYSLER AG

1 patent

US6006566ADec 28, 1999

Method and device for removing a slug from a hydroforming tool

DAIMLER CHRYSLER AG17 citations82

DAIMLER AG

1 patent

US7343678B2Mar 18, 2008

Method and device for production of a hollow section

DAIMLER AG2 citations54

BIEN WILFRIED

1 patent

US8183494B2May 22, 2012

Method for connecting a sheet metal component, such as a pipe, to a cast metal component, such as a housing port, in particular for an exhaust system

BIEN WILFRIED3 citations48