Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355572 | Valve guide insert insertion tool | James A. Kammeraad, Dwain L. Kamphuis | 1994-10-18 |
| 5319916 | Valve stem polishing method | Bernard J. Luurtsema | 1994-06-14 |
| 5281057 | Valve guide boring fixture | — | 1994-01-25 |