Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668545 | Simplified encoding apparatus and method for pilot tone modulation in automatic-track-following | — | 1997-09-16 |
| 5615018 | Apparatus and a method for variable speed searching of recorded pictures | Tzong-Sheau Wu, Rong-Dzung Tsai | 1997-03-25 |