Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5517956 | Titanium engine valve | Alfred W. Sommer | 1996-05-21 |
| 4561392 | Girdle assembly for stud mounted rocker arms | — | 1985-12-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5517956 | Titanium engine valve | Alfred W. Sommer | 1996-05-21 |
| 4561392 | Girdle assembly for stud mounted rocker arms | — | 1985-12-31 |