Inventor · disambiguated record
Siegfried Jackwerth
Also filed as: JACKWERTH SIEGFRIED
3 granted patents·1 pending application·12 citations·filing 1995–2010
62Inventor score
Technology areasF16D
Top patents by PatentIndex Score
4 records- 0165US8813931B2Free-wheel cage ring with centrifugal-force liftingJACKWERTH SIEGFRIED·Filed 2010·Granted Aug 26, 2014·3 cites·13 claims
- 0250US7870940B2Frictionally engaged free-wheel clutchRINGSPANN GMBH·Filed 2007·Granted Jan 18, 2011·1 cites·12 claims
- 0341US5645149AFreewheel-retainer ring with centrifugal force takeoffRINGSPANN GMBH·Filed 1995·Granted Jul 8, 1997·8 cites·19 claims
- 0434US2001019003A1Free wheel retaining ringRINGSPANN GMBH·Filed 2001·Application pending·0 cites
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