Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950974 | Weed cutter for a craft propelled by a water jet | — | 2011-05-31 |
| 7874883 | System for steering and maneuvering a watercraft propelled by a water jet | — | 2011-01-25 |
| 7731553 | Watercraft propelled by a water jet | — | 2010-06-08 |
| 7597600 | Engine for driving a watercraft propelled by a water jet | — | 2009-10-06 |
| 6491313 | Variable damper assembly | Timothy Gerard Offerle, Thomas J. Walsh, David Scott Rohweder | 2002-12-10 |
| 6450286 | Rack and pinion power steering system with variable damping characteristics | Timothy Gerard Offerle, Thomas J. Walsh, Dexin Wang | 2002-09-17 |
| 6287207 | Coupling assembly | Bernardus Johannes Stapel, Gregory G. Page | 2001-09-11 |
| 5877414 | Vehicle road load simulation using effective road profile | Fayyaz Saleem, Jianhua Zhou | 1999-03-02 |