Inventor · disambiguated record
Erik K. Hartwell
Also filed as: HARTWELL ERIK · HARTWELL ERIK K · HARTWELL ERIK KARL
6 granted patents·3 pending applications·12 citations·filing 2020–2025
77Inventor score
Files withADVANCED DRAINAGE SYST9
Top patents by PatentIndex Score
9 records- 0195US11365131B2Systems and methods for stormwater managementADVANCED DRAINAGE SYST·Filed 2020·Granted Jun 21, 2022·3 cites·20 claims
- 0295US10882759B1Systems and methods for stormwater managementADVANCED DRAINAGE SYST·Filed 2020·Granted Jan 5, 2021·5 cites·20 claims
- 0394US11691894B2Systems and methods for stormwater managementADVANCED DRAINAGE SYST·Filed 2022·Granted Jul 4, 2023·2 cites·20 claims
- 0490US11033835B1Liquid quality system with drag-inducing portionsADVANCED DRAINAGE SYST·Filed 2020·Granted Jun 15, 2021·2 cites·16 claims
- 0581US2023286828A1Systems and methods for stormwater managementADVANCED DRAINAGE SYST·Filed 2023·Application pending·0 cites
- 0677US2023256361A1Liquid quality system with drag-inducing portionsADVANCED DRAINAGE SYST·Filed 2023·Application pending·0 cites
- 0772US11633678B2Liquid quality system with drag-inducing portionsADVANCED DRAINAGE SYST·Filed 2021·Granted Apr 25, 2023·0 cites·22 claims
- 0869US12492130B2Systems and methods for stormwater managementADVANCED DRAINAGE SYST·Filed 2023·Granted Dec 9, 2025·0 cites·20 claims
- 0958US2025332528A1Hydrodynamic separator with multiple settling sump conesADVANCED DRAINAGE SYST·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →