Inventor
WELTER ROLAND
DE17 patents
⚠️ This page may combine multiple inventors who share the name “WELTER ROLAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUK LAMELLEN & KUPPLUNGSBAU
11 patentsUS6470791B1Oct 29, 2002
Master cylinder
LUK LAMELLEN & KUPPLUNGSBAU26 citations92
US6769254B2Aug 3, 2004
Hydraulic operating systems for clutches and the like
LUK LAMELLEN & KUPPLUNGSBAU28 citations91
US6446436B1Sep 10, 2002
Master cylinder for use in power trains of motor vehicles
LUK LAMELLEN & KUPPLUNGSBAU25 citations91
US6719115B2Apr 13, 2004
Hydraulic operating arrangement for clutches and the like
LUK LAMELLEN & KUPPLUNGSBAU23 citations90
US6810787B2Nov 2, 2004
Master cylinder
LUK LAMELLEN & KUPPLUNGSBAU5 citations73
US6640541B2Nov 4, 2003
Master cylinder for use in power trains of motor vehicles
LUK LAMELLEN & KUPPLUNGSBAU7 citations72
US6526868B2Mar 4, 2003
Master cylinder for use in power trains of motor vehicles
LUK LAMELLEN & KUPPLUNGSBAU6 citations72
US7107768B2Sep 19, 2006
Hydraulic system
LUK LAMELLEN & KUPPLUNGSBAU6 citations69
US6345710B1Feb 12, 2002
Clutch engaging and disengaging apparatus
LUK LAMELLEN & KUPPLUNGSBAU8 citations68
US6283266B1Sep 4, 2001
Hydraulic clutch release mechanism
LUK LAMELLEN & KUPPLUNGSBAU3 citations63
US7121396B2Oct 17, 2006
Hydraulic operating arrangement for clutches and the like
LUK LAMELLEN & KUPPLUNGSBAU3 citations60