Inventor · disambiguated record
Christian Ewald
Also filed as: EWALD CHRISTIAN
3 granted patents·2 pending applications·2 citations·filing 2017–2022
50Inventor score
Top patents by PatentIndex Score
5 records- 0160US11071936B2Filter with perforated separator platesFREUDENBERG CARL KG·Filed 2019·Granted Jul 27, 2021·0 cites·10 claims
- 0257US12478907B2Filter module for the separation of oversprayFREUDENBERG CARL KG·Filed 2022·Granted Nov 25, 2025·0 cites·16 claims
- 0354US10493950B2Apparatus and method for detecting a proper application of a seat belt in a vehicleAUDI AG·Filed 2017·Granted Dec 3, 2019·2 cites·14 claims
- 0447US2020129911A1Filter with separator plates with special foldingFREUDENBERG CARL KG·Filed 2019·Application pending·0 cites
- 0521US2021114552A1Apparatus for detecting a proper wearing status of a safety beltAUDI AG·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →