Inventor · disambiguated record
Steffen Drews
Also filed as: DREWS STEFFEN · DREWS STEFFEN DR
3 granted patents·1 pending application·182 citations·filing 1993–2004
75Inventor score
Top patents by PatentIndex Score
4 records- 0169US7706581B2Fingerprint detection using sweep-type imager with optoelectronic speed sensorNXP BV·Filed 2004·Granted Apr 27, 2010·72 cites·12 claims
- 0253US5467081ADatacarriers with separate storage of read and write-inhibited memory locationsPHILIPS CORP·Filed 1993·Granted Nov 14, 1995·105 cites·13 claims
- 0347US7395972B2Data carrier or document carrierSICKERT KLAUS·Filed 2004·Granted Jul 8, 2008·5 cites·5 claims
- 0435US2005231330A1Direct contactless communication between transpondersKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →