Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6876939 | Method and device of carrier wave frequency calibration for remote controller | Chao-Kuo Lee | 2005-04-05 |
| 5784215 | Method and apparatus for recording and reading variable speed data using a rotating drum device | Tzong-Sheau Wu, Tian Chen | 1998-07-21 |
| 5615018 | Apparatus and a method for variable speed searching of recorded pictures | Tzong-Sheau Wu, Tian Chen | 1997-03-25 |
| 5579185 | Video tape recording/reproducing apparatus having automatic predict and mode changing capability | Ta-Huang LIU | 1996-11-26 |