Inventor
HARTEN FRIEDRICH
DE8 patents
⚠️ This page may combine multiple inventors who share the name “HARTEN FRIEDRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEXANS
6 patentsUS7681435B2Mar 23, 2010
Arrangement for monitoring the leak-tightness of an evacuated space
NEXANS7 citations72
US6789318B2Sep 14, 2004
Method for producing longitudinally welded helically corrugated metal tubing
NEXANS6 citations61
US6688513B2Feb 10, 2004
Process for producing longitudinally welded tubes
NEXANS2 citations60
US6509544B2Jan 21, 2003
Process for producing a metal tube of copper
NEXANS2 citations60
US6550300B2Apr 22, 2003
Apparatus for producing annularly corrugated metal tubes
NEXANS5 citations56
US6513699B2Feb 4, 2003
Process for the production of metal pipes
NEXANS1 citations51