Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5384668 | Data recording system having unique end-of-recording and start-of-recording format indicators | Lionel C. Shih | 1995-01-24 |
| 5335119 | Data recording system having unique nonrecording detection | Lionel C. Shih | 1994-08-02 |