Inventor
HEGEMIER TIMOTHY A
US11 patents
⚠️ This page may combine multiple inventors who share the name “HEGEMIER TIMOTHY A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DANA CORP
8 patentsUS6764079B1Jul 20, 2004
Valve seal assembly with straight-walled retainer
DANA CORP34 citations91
US6270082B1Aug 7, 2001
Coextruded valve stem seal
DANA CORP23 citations91
US5273134ADec 28, 1993
Oil consumption measurement system for internal combustion engine
DANA CORP75 citations91
US6230679B1May 15, 2001
Valve stem seal with pads and tangs
DANA CORP37 citations89
US6938877B2Sep 6, 2005
Valve stem seal assembly
DANA CORP27 citations88
US6848671B2Feb 1, 2005
Valve spring anti-rotation apparatus
DANA CORP11 citations71
US7299779B2Nov 27, 2007
Upside-down square-up valve stem seal
DANA CORP5 citations54
US7013692B2Mar 21, 2006
Valve guide grooving tool
DANA CORP0 citations51