Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7344155 | Adjustable anti-tip wheels for power wheelchair | James P. Mulhern, Ronald Levi | 2008-03-18 |
| 6923278 | Adjustable anti-tip wheels for power wheelchair | James P. Mulhern, Ronald Levi | 2005-08-02 |
| 6491122 | Variable-speed control for vehicle | Scott Meuser | 2002-12-10 |