Inventor · disambiguated record
Erik Wiederholtz
Also filed as: WIEDERHOLTZ ERIK
8 granted patents·4 pending applications·17 citations·filing 2014–2024
80Inventor score
Technology areasH04R
Top patents by PatentIndex Score
12 records- 0190US10687153B2Hearing device with contextually actuated valveKNOWLES ELECTRONICS LLC·Filed 2018·Granted Jun 16, 2020·9 cites·22 claims
- 0285US12047738B1Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguidePERLISTEN AUDIO LLC·Filed 2021·Granted Jul 23, 2024·2 cites·15 claims
- 0383US12041414B1Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguidePERLISTEN AUDIO LLC·Filed 2023·Granted Jul 16, 2024·1 cites·11 claims
- 0475US10516935B2Hybrid transducerKNOWLES ELECTRONICS LLC·Filed 2016·Granted Dec 24, 2019·3 cites·19 claims
- 0573US11102576B2Audio device with audio signal processing based on acoustic valve stateKNOWLES ELECTRONICS LLC·Filed 2018·Granted Aug 24, 2021·2 cites·30 claims
- 0668US12309546B2Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguidePERLISTEN AUDIO LLC·Filed 2024·Granted May 20, 2025·0 cites·17 claims
- 0767US2024381024A1Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguidePERLISTEN AUDIO LLC·Filed 2024·Application pending·0 cites
- 0846US10939217B2Audio device with acoustic valveKNOWLES ELECTRONICS LLC·Filed 2018·Granted Mar 2, 2021·0 cites·11 claims
- 0944US2014355787A1Acoustic receiver with internal screenKNOWLES ELECTRONICS LLC·Filed 2014·Application pending·0 cites
- 1042US11082778B2Driver with acoustic filter chamberKNOWLES ELECTRONICS LLC·Filed 2016·Granted Aug 3, 2021·0 cites·19 claims
- 1141US2019208302A1Fluid-filled ear tipKNOWLES ELECTRONICS LLC·Filed 2018·Application pending·0 cites
- 1233US2017251292A1Audio Device With Acoustic ValveKNOWLES ELECTRONICS LLC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →