Inventor
LOTZ HEINRICH
DE13 patents
⚠️ This page may combine multiple inventors who share the name “LOTZ HEINRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFEIFFER VACUUM GMBH
9 patentsUS6461123B1Oct 8, 2002
Turbomolecular pump
PFEIFFER VACUUM GMBH19 citations92
US5893702AApr 13, 1999
Gas friction pump
PFEIFFER VACUUM GMBH81 citations92
US6409477B1Jun 25, 2002
Vacuum pump
PFEIFFER VACUUM GMBH14 citations78
US6638010B2Oct 28, 2003
Gas friction pump
PFEIFFER VACUUM GMBH8 citations73
US6524060B2Feb 25, 2003
Gas friction pump
PFEIFFER VACUUM GMBH7 citations73
US5927940AJul 27, 1999
Double-flow gas friction pump
PFEIFFER VACUUM GMBH8 citations73
US5910695AJun 8, 1999
Damping device for a magnetically supported rotor
PFEIFFER VACUUM GMBH9 citations73
US7367429B2May 6, 2008
Device for feeding oil to a bearing seat of a rotatable shaft
PFEIFFER VACUUM GMBH8 citations71
US6561755B1May 13, 2003
Turbomolecular pump
PFEIFFER VACUUM GMBH9 citations71