Inventor · disambiguated record
Dirk Krätzer
Also filed as: KRATZER DIRK · KRÄTZER DIRK
2 granted patents·1 pending application·2 citations·filing 2009–2016
36Inventor score
Top patents by PatentIndex Score
3 records- 0132US9184474B2Rechargeable battery unit and portable electronic applianceREYMANN DIRK·Filed 2009·Granted Nov 10, 2015·0 cites·10 claims
- 0231US2017085227A1Hifi audio tube amplifierSENNHEISER ELECTRONIC GMBH & CO KG·Filed 2016·Application pending·0 cites
- 0325USD626504SAccumulatorSENNHEISER ELECTRONIC·Filed 2009·Granted Nov 2, 2010·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →