Inventor · disambiguated record
Hagen Friedrich
Also filed as: FRIEDRICH HAGEN
7 granted patents·156 citations·filing 1997–2000
87Inventor score
Top patents by PatentIndex Score
7 records- 0183US6354118B1Arrangement for electrically locking the steering shaft of a motor vehicle steering deviceVALEO GMBH & CO SCHERHEITSSYST·Filed 2000·Granted Mar 12, 2002·44 cites·9 claims
- 0270US6400041B1Device for interlocking the steering column of an automotive steering mechanismVALEO DEUTSCHLAND GMBH & CO·Filed 2000·Granted Jun 4, 2002·24 cites·5 claims
- 0368US5862691AKey-position sensor for motor-vehicle latchKIEKERT AG·Filed 1997·Granted Jan 26, 1999·30 cites·7 claims
- 0457US5892443AVehicle door lock with a latch system and a locking system and electronic controlKIEKERT AG·Filed 1997·Granted Apr 6, 1999·19 cites·5 claims
- 0555US6810763B1Arrangement for electrically locking the steering shaft of a steering deviceVALEO GMBH & CO SCHERHEITSSYST·Filed 2000·Granted Nov 2, 2004·8 cites·5 claims
- 0653US5878610AMotor vehicle door lock systemKIEKERT AG·Filed 1997·Granted Mar 9, 1999·17 cites·3 claims
- 0739US5865049AHall-effect key-position sensor for motor-vehicle latchKIEKERT AG·Filed 1997·Granted Feb 2, 1999·14 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →