Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431930 | Electronic control system for boats | — | 2002-08-13 |
| 6326895 | Fluid level sensor for fluid tanks of boats | David J. Hartke, Richard P. Kolb | 2001-12-04 |
| 4789362 | Marine propulsion device including gauge with adjustable sensitivity | Jeffrey A. Olson | 1988-12-06 |
| 4403970 | Marine propulsion unit having ignition interruption means to assist transmission shifting | Robert G. Dretzka, Guy D. Payne | 1983-09-13 |
| 4369743 | Electronic lubricant metering system | John Mahoney, Kenneth M. McLeod | 1983-01-25 |
| 4350952 | Digital read-out meter circuit and tachometer with variable meter update rate using an up/down counter means | Robert P. Otka | 1982-09-21 |
| 4262622 | Marine propulsion device including ignition interruption means to assist transmission shifting | Robert G. Dretzka, Guy D. Payne | 1981-04-21 |