Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455995 | One-pin dynamic electron gun for a cathode ray tube | Jeong-Nam Kim, Hak-Cheol Yang | 2002-09-24 |
| 6448703 | Electrode unit with inverted dynamic focus voltage applied thereto for forming quadrupole lens and dynamic focus electron gun using the same | — | 2002-09-10 |