Inventor
FREHLAND PETER
DE7 patents
⚠️ This page may combine multiple inventors who share the name “FREHLAND PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANN & HUMMEL FILTER
5 patentsUS6530872B2Mar 11, 2003
Free jet centrifuge rotor
MANN & HUMMEL FILTER141 citations97
US6224531B1May 1, 2001
Rotor for a free jet centrifuge having an internal guiding element
MANN & HUMMEL FILTER65 citations95
US6457868B1Oct 1, 2002
Shaft bearing with spherical collar for the shaft
MANN & HUMMEL FILTER10 citations73
US6354987B1Mar 12, 2002
Free jet centrifuge
MANN & HUMMEL FILTER9 citations73
US6620090B2Sep 16, 2003
Free-jet centrifuge for cleaning lubricant oil with reduced run-on times
MANN & HUMMEL FILTER9 citations70