Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6925973 | Piston engine assembly | Robert A. Sanderson, Kay Herbert | 2005-08-09 |
| 6915765 | Piston engine assembly | Robert A. Sanderson | 2005-07-12 |
| 6854377 | Variable stroke balancing | Robert A. Sanderson | 2005-02-15 |