Inventor · disambiguated record
Norbert Ludwig
Also filed as: LUDWIG NORBERT
10 granted patents·2 pending applications·92 citations·filing 1991–2005
88Inventor score
Top patents by PatentIndex Score
12 records- 0168US5284329ASystem for the production of powders from metalsLEYBOLD AG·Filed 1991·Granted Feb 8, 1994·34 cites·12 claims
- 0266US6976394B2Level transmitterTI AUTOMOTIVE NEUSS GMBH·Filed 2003·Granted Dec 20, 2005·16 cites·7 claims
- 0364US6265866B1Measuring device for determining the position of a control element with temperature related measurement errors correctionPIERBURG AG·Filed 2000·Granted Jul 24, 2001·11 cites·9 claims
- 0456US7705551B2Switching flap devicePIERBURG GMBH·Filed 2005·Granted Apr 27, 2010·2 cites·15 claims
- 0553US7177757B2Method of controlling a switching flap, and a switching-flap actuating unitPIERBURG GMBH·Filed 2005·Granted Feb 13, 2007·3 cites·14 claims
- 0652US6267103B1Fuel delivery unitMANNESMANN VDO AG·Filed 1999·Granted Jul 31, 2001·16 cites·14 claims
- 0749US6873150B2Position sensorPIERBURG GMBH·Filed 2002·Granted Mar 29, 2005·4 cites·8 claims
- 0841US6957641B2Adjustment device for an internal combustion enginePIERBURG GMBH·Filed 2004·Granted Oct 25, 2005·2 cites·20 claims
- 0941US2006003846A1Device for recognizing a shaft breakPIERBURG GMBH·Filed 2005·Application pending·0 cites
- 1039US6924609B2Control device/mechanism for a motor for adjusting a control unitPIERBURG GMBH·Filed 2003·Granted Aug 2, 2005·3 cites·13 claims
- 1135US2003183002A1Fluid level indicator and containerPIERBURG GMBH·Filed 2003·Application pending·0 cites
- 1233US5234486AMethod for remelting reactive metalsLEYBOLD DURFERRIT GMBH·Filed 1992·Granted Aug 10, 1993·1 cites·6 claims
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