Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464204 | Portable vehicle lift and method | Dave Lewis | 2002-10-15 |
| 6206346 | Portable vehicle lift and method | Dave Lewis | 2001-03-27 |
| 6199825 | Method to raise vehicles | Dave Lewis | 2001-03-13 |
| 5947448 | Portable vehicle lift and method | Dave Lewis | 1999-09-07 |
| 4987538 | Automated processing of provider billings | John R. Sollman, Larry A. Harker | 1991-01-22 |