JP

Jeffrey M. Pfeiffer

Delphi Technologies: 2 patents #158 of 1,072Top 15%
📍 Gaylord, MI: #3 of 21 inventorsTop 15%
🗺 Michigan: #677 of 6,370 inventorsTop 15%
Overall (2003): #61,288 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6561015 Model-based method of estimating crankcase oil pressure in an internal combustion engine 2003-05-13
6550451 Method of estimating residual exhaust gas concentration in a variable cam phase engine Martin Muller 2003-04-22