Assignee
SINTERSTAHL GMBH
DE·10 granted patents·198 citations·filing 1988–2003
Top patents by PatentIndex Score
10 records- 0188US5143192AFriction clutch or friction brakeSINTERSTAHL GMBH·Filed 1991·Granted Sep 1, 1992·50 cites·21 claims
- 0276US5453242AProcess for producing sintered-iron molded parts with pore-free zonesSINTERSTAHL GMBH·Filed 1993·Granted Sep 26, 1995·42 cites·12 claims
- 0375US6974012B2Sliding collar produced by powder metallurgySINTERSTAHL GMBH·Filed 2003·Granted Dec 13, 2005·21 cites·6 claims
- 0473US4951798APorous sintered metal and nonporous friction material for clutchesSINTERSTAHL GMBH·Filed 1989·Granted Aug 28, 1990·22 cites·14 claims
- 0572US5096037AGearshifting or sliding sleeve for automobile transmissions and a manufacturing processSINTERSTAHL GMBH·Filed 1990·Granted Mar 17, 1992·26 cites·9 claims
- 0664US5190094AHeteroporous form tool for manufacturing casting moulds and process for its manufactureSINTERSTAHL GMBH·Filed 1988·Granted Mar 2, 1993·11 cites·11 claims
- 0746US6848558B2Sintered selector or sliding sleeveSINTERSTAHL GMBH·Filed 2003·Granted Feb 1, 2005·2 cites·9 claims
- 0846US5942135AProcess for welding a sintered friction-lined foilSINTERSTAHL GMBH·Filed 1997·Granted Aug 24, 1999·9 cites·15 claims
- 0939US5356721AComponent for noise-damped transmissionSINTERSTAHL GMBH·Filed 1993·Granted Oct 18, 1994·9 cites·7 claims
- 1035US5016348AProcess for the manufacture of a tubular crankshaftSINTERSTAHL GMBH·Filed 1989·Granted May 21, 1991·6 cites·15 claims
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