Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4958060 | Clad metal electrode | William L. Mankins, David O. Gothard | 1990-09-18 |
| 4933141 | Method for making a clad metal product | William L. Mankins, David O. Gothard | 1990-06-12 |