Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726889 | Production of zinc oxide from acid soluble ore using precipitation method | Yeonuk Choi, Serge Payant, Joo Kim, Ramachandra M R Rao, James A. Finch | 2004-04-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726889 | Production of zinc oxide from acid soluble ore using precipitation method | Yeonuk Choi, Serge Payant, Joo Kim, Ramachandra M R Rao, James A. Finch | 2004-04-27 |