Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460450 | Piston engine balancing | Robert A. Sanderson, Kay Herbert | 2002-10-08 |
| 6446587 | Piston engine assembly | Robert A. Sanderson, Kay Herbert | 2002-09-10 |
| 6397794 | Piston engine assembly | Robert A. Sanderson, Kay Herbert | 2002-06-04 |