Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064497 | Crystal growth method and apparatus | Theophilus I. Ejim, Maria J. Yuen | 1991-11-12 |
| 4946542 | Crystal growth method in crucible with step portion | — | 1990-08-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064497 | Crystal growth method and apparatus | Theophilus I. Ejim, Maria J. Yuen | 1991-11-12 |
| 4946542 | Crystal growth method in crucible with step portion | — | 1990-08-07 |