Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571983 | Refractory metal coated metal-working dies | Frank Carago, John R. Kreeger | 1986-02-25 |
| 4531270 | Method for the manufacture of metal vanes for turbomachinery | James B. Griffith | 1985-07-30 |
| 4476194 | Contour forming conical shapes | James B. Griffith | 1984-10-09 |