Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610634 | Two-cycle lubricating oil | George C. L'Heureux, John H. Smythe | 2003-08-26 |
| 6300290 | Two-cycle lubricating oil | George C. L'Heureux | 2001-10-09 |
| 6054420 | Synthetic biodegradable lubricants and functional fluids | Rolfe J. Hartley, Carolyn B. Duncan | 2000-04-25 |
| 5962378 | Synergistic combinations for use in functional fluid compositions | Rolfe J. Hartley, Antonio Gutierrez, Emil J. Meny | 1999-10-05 |
| 5942474 | Two-cycle ester based synthetic lubricating oil | Eric Lewis, George C. L'Heureux | 1999-08-24 |
| 5880075 | Synthetic biodegradable lubricants and functional fluids | Rolfe J. Hartley, Carolyn B. Duncan | 1999-03-09 |
| 5789356 | Synergistic combinations for use in functional fluid compositions | — | 1998-08-04 |
| 5562867 | Biodegradable two-cycle oil composition | Beth Morgan, George C. L'Heureux, Lewis H. Gaines, William H. Stover | 1996-10-08 |
| 5330667 | Two-cycle oil additive | Jack Ryer, Renee M. Roper, William H. Stover | 1994-07-19 |
| 5221491 | Two-cycle oil additive | Renee M. Roper, William H. Stover, William Randall Thompson | 1993-06-22 |