Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916046 | Expandable inline skate storage and walking shoe | Frank Leyshon | 2005-07-12 |
| 6640531 | Rake | Daryl A. Michael | 2003-11-04 |
| 6142528 | Adjustable ice skate storage and walking shoe | — | 2000-11-07 |
| 5782936 | Additive compositions for LPG fuel | — | 1998-07-21 |
| 5765870 | Adjustable inline skate storage and walking shoe | — | 1998-06-16 |