Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7267101 | Throttle default system | Keith Guthrie | 2007-09-11 |
| 7159563 | Piezo electronic throttle control actuator | — | 2007-01-09 |
| 6962138 | Throttle control for a small engine | Donald G. Witzel | 2005-11-08 |
| 6928981 | Throttle control for a small engine | Donald G. Witzel, Charles A. Iannone | 2005-08-16 |
| 6454242 | Modified flow throttle bore | Tracy L. C. Niedzielski | 2002-09-24 |
| 6178948 | Throttle lever assembly | Mary Lyko Wallace, Donald Ray Read | 2001-01-30 |
| 6167867 | Throttle lever assembly | — | 2001-01-02 |