Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799946 | Propeller assembly | — | 2004-10-05 |
| 6656004 | Tilt-trim subsystem for boats using a stern drive system | Gerald F. Bland, Stephen R. Johnson, Dan E. Nelson | 2003-12-02 |
| 6585545 | Shielded tilt-trim subsystem for boats using a stern drive system | — | 2003-07-01 |
| 6554663 | Marine stern drive two-speed transmission | — | 2003-04-29 |
| 6406344 | Marine exhaust with dual cooling | Gerald F. Bland, James V. Bellantonio | 2002-06-18 |
| 6383042 | Axial twist propeller hub | — | 2002-05-07 |
| 6375528 | Adjustable variable vent opening plugs for engine exhaust | — | 2002-04-23 |
| 6371820 | Integral-piece gimbal ring and steering assembly for marine propulsion systems | Mark Whiteside | 2002-04-16 |
| 6358109 | Air cooled marine engine exhaust | — | 2002-03-19 |
| 6354802 | Propeller assembly including a spiral wound spring | — | 2002-03-12 |
| 6350167 | Inflatable transom seal and techniques for assembling such seal in a stern drive | — | 2002-02-26 |
| 6350165 | Marine stern drive two-speed transmission | — | 2002-02-26 |
| 6296535 | Tilt-trim subsystem for boats using a stern drive system | Gerald F. Bland, Stephen R. Johnson, Dan E. Nelson | 2001-10-02 |
| 6280270 | Assembly and method for routing exhaust through a gimbal in a stern drive | — | 2001-08-28 |
| 6210110 | Propeller having a stress relief flare arrangement | — | 2001-04-03 |
| 6193572 | Propeller assembly including a cantilever spring | — | 2001-02-27 |
| D435238 | Five blade propeller hub | — | 2000-12-19 |
| 6083063 | Pump jet apparatus with articulating weed grate clean-out system | — | 2000-07-04 |
| D425009 | Three blade propeller hub | — | 2000-05-16 |
| D424504 | Four blade propeller hub | — | 2000-05-09 |
| 6022254 | Exhaust system for inboard/outboard marine propulsion system | — | 2000-02-08 |
| 5679038 | Pulsating flushing device | Richard A. Davis, James C. Hubbell | 1997-10-21 |
| 5527195 | Flow through marine propeller | — | 1996-06-18 |
| 4875439 | Marine propulsion system with fuel line cooler | Steven L. Widmer, Jeffrey P. Ruhnke, Thomas J. Steffes, Brian S. Buchholz | 1989-10-24 |
| 4865004 | Marine propulsion system with fuel line cooler | Steven L. Widmer, Jeffrey P. Ruhnke, Thomas J. Steffes, Brian S. Buchholz | 1989-09-12 |