Inventor · disambiguated record

Ludwig Kollenz

Also filed as: KOLLENZ LUDWIG

2 granted patents·0 citations·filing 2017–2021

21Inventor score

Technology areasH04R

Files withAUSTRIAN AUDIO GMBH1 TWO PI GMBH1

Top patents by PatentIndex Score

2 records

0137US11587543B2Calibration of active noise-cancelling headphonesAUSTRIAN AUDIO GMBH·Filed 2021·Granted Feb 21, 2023·0 cites·10 claims
0224US11523228B2Method for processing an acoustic speech input signal and audio processing deviceTWO PI GMBH·Filed 2017·Granted Dec 6, 2022·0 cites·10 claims

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Ludwig Kollenz — Patent Inventor | PatentIndex