Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836829 | Fuel composition and process for multi-port fuel injection systems (PNE-509) | Geoffrey A. Canton, Joel Siegel, Joseph Vardi | 1989-06-06 |
| 4826506 | Use of polyhydric alcohols to reduce loss of amine oxides from liquid hydrocarbon fuels | Joseph Vardi | 1989-05-02 |
| 4810263 | Fuel composition | Joseph Vardi | 1989-03-07 |