Inventor

RIGGERS ALFRED

DE2 patents

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

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