Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679741 | Propulsion system having means dedicated for driving accessories in a boat | Arthur R. Ferguson, Stephen R. Johnson | 2004-01-20 |
| 6656004 | Tilt-trim subsystem for boats using a stern drive system | Stephen R. Johnson, Gerald F. Neisen, Dan E. Nelson | 2003-12-02 |
| 6416370 | Watercraft hydraulic apparatus | Arthur R. Ferguson, Stephen R. Johnson | 2002-07-09 |
| 6406344 | Marine exhaust with dual cooling | James V. Bellantonio, Gerald F. Neisen | 2002-06-18 |
| 6368170 | Marine propulsion apparatus having interchangeable parts | Mark Whiteside | 2002-04-09 |
| 6361385 | Dual electric motor stern drive with forward rudder control | Thomas E. Griffith, Sr., Peter Van Lancker | 2002-03-26 |
| 6305994 | Hull for dual electric motor marine propulsion system | Thomas E. Griffith, Sr. | 2001-10-23 |
| 6296535 | Tilt-trim subsystem for boats using a stern drive system | Stephen R. Johnson, Gerald F. Neisen, Dan E. Nelson | 2001-10-02 |
| 5112260 | Marine propulsion device exhaust system | James C. Kantola, Martin J. Mondek | 1992-05-12 |
| 5083952 | Marine propulsion device exhaust system | Martin J. Mondek, Donald K. Sullivan | 1992-01-28 |
| 5035663 | Marine propulsion device retention mechanism | Martin J. Mondek, Lawrence E. Zdanowicz | 1991-07-30 |
| 5035664 | Marine propulsion device gear arrangement | Martin J. Mondek, Lawrence E. Zdanowicz | 1991-07-30 |
| 5033983 | Marine propulsion device shift linkage | James C. Kantola, Martin J. Mondek | 1991-07-23 |
| 5006085 | Marine propulsion device with removable clutch assembly | Martin J. Mondek, Lawrence E. Zdanowicz | 1991-04-09 |
| 4993979 | Marine propulsion device | James C. Kantola, Martin J. Mondek, Lawrence E. Zdanowicz | 1991-02-19 |
| 4976640 | Marine propulsion device with elastomeric cushion | Martin J. Mondek, Lawrence E. Zdanowicz | 1990-12-11 |
| 4971585 | Marine propulsion device seal arrangement | Michael Freitag, Martin J. Mondek | 1990-11-20 |
| 4959033 | Marine propulsion device cover arrangement | Michael Freitag, Martin J. Mondek | 1990-09-25 |
| 4950188 | Stern drive unit | James C. Kantola, Martin J. Mondek, Donald K. Sullivan | 1990-08-21 |
| 4948384 | Marine propulsion device anode arrangement | Martin J. Mondek, Lawrence E. Zdanowicz | 1990-08-14 |
| 4938726 | Marine propulsion device bellows assembly | Donald K. Sullivan | 1990-07-03 |
| 4927391 | Shift means for marine propulsion device | Donald K. Sullivan | 1990-05-22 |
| 4863406 | Marine propulsion device with two piece propeller shaft assembly including spring clip for releasably preventing relative movement between propeller shaft pieces | Michael Freitag | 1989-09-05 |
| 4850910 | Counter-rotation transmission | Jeffery P. Higby, Kennedy K. McElroy, Jr., Arthur R. Ferguson, Michael Freitag, Donald K. Sullivan | 1989-07-25 |
| D297846 | Marine sterndrive engine | Myron T. Stevens | 1988-09-27 |