Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7398571 | Ambulance cot and hydraulic elevating mechanism therefor | Chad Conway Souke, Christopher B. Way | 2008-07-15 |
| 7007765 | Method for driving a wheeled carriage | Keith Waters, Mark J. Friedman, Craig Mulder, Steve Charles Nichols | 2006-03-07 |
| 6772850 | Power assisted wheeled carriage | Keith Waters, Mark J. Friedman, Craig Mulder, Steve Charles Nichols | 2004-08-10 |
| 4617278 | Petroleum alcohol test kit and method of testing petroleum for alcohol content | — | 1986-10-14 |