Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932166 | Inert autogenous attrition grinding | Wolfgang D. G. Boecker, Tadeusz M. Korzekwa | 1990-06-12 |
| 4896017 | Anode for a plasma arc torch | Jonathan J. Kim, Viswanathan Venksteswaran | 1990-01-23 |