Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977939 | Gas flat display tube | Keum Sik Lee | 1999-11-02 |
| 5608419 | Gas flat display tube with anode gates | Keum Sik Lee | 1997-03-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977939 | Gas flat display tube | Keum Sik Lee | 1999-11-02 |
| 5608419 | Gas flat display tube with anode gates | Keum Sik Lee | 1997-03-04 |