Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108600 | Apparatus and method for shifting into a lower gear of a manual transmission | Mark E. Rettig | 2000-08-22 |
| 5984830 | Apparatus and method for shifting into a lower gear of a manual transmission | Mark E. Rettig | 1999-11-16 |