Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6674228 | Multi-layer common lens arrangement for main focus lens of multi-beam electron gun | Hsing-Yao Chen, Yu-Kun Ma, Hsiang-Lin Chang | 2004-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6674228 | Multi-layer common lens arrangement for main focus lens of multi-beam electron gun | Hsing-Yao Chen, Yu-Kun Ma, Hsiang-Lin Chang | 2004-01-06 |