Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450081 | Transmission fluid filter and method of manufacture | David L. Anderson, Robert Hitchcock | 1984-05-22 |
| 4264443 | Transmission fluid filter | David L. Anderson, A. David Joseph | 1981-04-28 |