Inventor · disambiguated record
David L. Hirt
Also filed as: HIRT DAVID L
3 granted patents·1 pending application·0 citations·filing 2020–2024
46Inventor score
Technology areasF01N
Files withCUMMINS INC4
Top patents by PatentIndex Score
4 records- 0177US2025084780A1Exhaust species tracking and notification systemCUMMINS INC·Filed 2024·Application pending·0 cites
- 0273US12168946B2Exhaust species tracking and notification systemCUMMINS INC·Filed 2023·Granted Dec 17, 2024·0 cites·19 claims
- 0364US11555436B2Exhaust species tracking and notification systemCUMMINS INC·Filed 2021·Granted Jan 17, 2023·0 cites·20 claims
- 0450US11668224B2Exhaust catalyst tracking and notification systemCUMMINS INC·Filed 2020·Granted Jun 6, 2023·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →