Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226898 | Downhill ski boot with dual liner | Alan Trimble | 2001-05-08 |
| 6227622 | Multilayer skate wheel | John A. Roderick, Albert C. Chiang | 2001-05-08 |
| 6095547 | Active piezoelectric damper for a snow ski or snowboard | Anthony O. DeRocco, Bard Glenne, Shane Sterling | 2000-08-01 |
| 6048276 | Piezoelectric golf club shaft | — | 2000-04-11 |
| 5996745 | Piezoelectric shock absorber valve | Edward C. Jones, Jr., Robert H. Girvin | 1999-12-07 |
| 5775715 | Piezoelectric damper for a board such as a snow ski or snowboard | — | 1998-07-07 |