Inventor · disambiguated record
Robert Caldwell
Also filed as: CALDWELL ROBERT · CALDWELL ROBERT L
5 granted patents·5 citations·filing 2019–2022
67Inventor score
Top patents by PatentIndex Score
5 records- 0185US11135459B1Dual filtration COVID-19 maskCALDWELL ROBERT·Filed 2021·Granted Oct 5, 2021·3 cites·18 claims
- 0271US10962139B2Handwashing valve structureKOHLER CO·Filed 2019·Granted Mar 30, 2021·2 cites·21 claims
- 0356US11578815B2Handwashing systemKOHLER CO·Filed 2021·Granted Feb 14, 2023·0 cites·20 claims
- 0454US12311391B2Handwashing assemblyKOHLER CO·Filed 2022·Granted May 27, 2025·0 cites·20 claims
- 0543US11772042B2Carbon capture filtration system and methodCALDWELL ROBERT L·Filed 2021·Granted Oct 3, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →