Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359852 | Air fuel ratio feedback control | Thomas Raymond Culbertson, Douglas R. Hamburg | 1994-11-01 |
| 5325836 | Flexible fuel control system with fuel transit delay compensation | Daniel V. Orzel, William Edward Boruta | 1994-07-05 |
| 5282360 | Post-catalyst feedback control | Douglas R. Hamburg, Thomas Raymond Culbertson | 1994-02-01 |
| 5255512 | Air fuel ratio feedback control | Douglas R. Hamburg, Thomas Raymond Culbertson | 1993-10-26 |
| 5253631 | Air/fuel control system for flexible fuel vehicles | — | 1993-10-19 |
| 5237983 | Method and apparatus for operating an engine having a faulty fuel type sensor | Raymond L. Willey | 1993-08-24 |
| 5230322 | Method and apparatus for compensating for errors associated with a fuel type sensor | Raymond L. Willey, David A. Wright | 1993-07-27 |
| 5220895 | Method and system for modifying a control signal for a fuel injector of a fuel delivery system | Raymond L. Willey | 1993-06-22 |