Inventor · disambiguated record
David T. Gerhardt
Also filed as: GERHARDT DAVID T
3 granted patents·2 pending applications·8 citations·filing 2023–2025
61Inventor score
Top patents by PatentIndex Score
5 records- 0185US11958352B1Reconfiguration of combustion engine powered haul truck with hybrid hydrogen fuel cell and battery power supplyFIRST MODE HOLDINGS INC·Filed 2023·Granted Apr 16, 2024·6 cites·28 claims
- 0285US11938805B2Reconfiguration of diesel-powered haul truck with hybrid hydrogen fuel cell and battery power supplyFIRST MODE IPP LTD·Filed 2023·Granted Mar 26, 2024·2 cites·12 claims
- 0383US12391109B2Reconfiguration of combustion engine powered haul truck with hybrid hydrogen fuel cell and battery power supplyCUMMINS INC·Filed 2024·Granted Aug 19, 2025·0 cites·20 claims
- 0482US2025346107A1Reconfiguration of combustion engine powered haul truck with hybrid hydrogen fuel cell and battery power supplyCUMMINS INC·Filed 2025·Application pending·0 cites
- 0568US2025042239A1Reconfiguration of diesel-powered haul truck with hybrid hydrogen fuel cell and battery power supplyFIRST MODE IPP LTD·Filed 2024·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David T. Gerhardt files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →