Inventor · disambiguated record
Matthew David Defever
Also filed as: DEFEVER MATTHEW D · DEFEVER MATTHEW DAVID
2 granted patents·13 citations·filing 2010–2022
50Inventor score
Technology areasF02D
Top patents by PatentIndex Score
2 records- 0187US8478511B2System and method for knock detection based on ethanol concentration in fuelHAMAMA WAJDI B·Filed 2010·Granted Jul 2, 2013·13 cites·20 claims
- 0245US11852091B1Idle mode for engines with port fueld injection (PFI) and direct injection (DI) fuel systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Dec 26, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →