Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5975307 | Suspension package | Bruce W. Halbmaier, Lewis C. Lofgren, Tammy L. Stiles | 1999-11-02 |
| 5894932 | Suspension package | Bruce W. Halbmaier, Tammy L. Stiles, Lewis C. Lofgren | 1999-04-20 |
| 5823348 | Suspension package | Noel M. Phillips, Tammy L. Stiles, Lewis C. Lofgren | 1998-10-20 |