Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331927 | Exhaust port insert | James G. Solomon, Thaddeus B. Lilly | 1994-07-26 |
| 5080049 | Two stroke engine with tiered cylinder cooling | James G. Solomon, Albert A. Miller, Cletus R. Abke, Jr. | 1992-01-14 |
| 4969329 | Two cycle engine with exhaust emission control | Albert A. Miller, Paul E. Reinke, Roger B. Krieger | 1990-11-13 |
| 4969330 | Two cycle engine catalytic emission control | Edward G. Groff, Roger B. Krieger, Rodney B. Rask, Paul E. Reinke | 1990-11-13 |