Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6261327 | Additive concentrates for rapidly reducing octane requirement | Joseph Graham, Robert P. Aiello | 2001-07-17 |
| 5352251 | Fuel compositions | Jiang-Jen Lin, James R. Macias, Sarah L. Weaver, Charles L. Edwards, Pen-Chung Wang +1 more | 1994-10-04 |
| 4300494 | Thermal insulated intake ports | Leonard B. Graiff | 1981-11-17 |
| 4243007 | Selective ignition timing | William M. Ehrhardt | 1981-01-06 |