Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7160068 | Device for securing a wheelchair, scooter, or transportable equipment | James Liska, Jeffery Donati | 2007-01-09 |
| 6568646 | Wheelchair swivel platform | Dennis B. Wess, Henry E. Watson, James Liska | 2003-05-27 |