Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144438 | Multichannel scanning method | — | 1992-09-01 |
| 5126981 | Mixed simulcast circuit | — | 1992-06-30 |
| 4998171 | Automatic shift circuit for a sub-picture screen for picture-in-picture feature | Han Kyu Lee | 1991-03-05 |