Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032895 | Collared hub pin for a tape cartridge | David A. Krula, Li Zhao | 2000-03-07 |
| 5974840 | Anti-theft device for personal computers | — | 1999-11-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032895 | Collared hub pin for a tape cartridge | David A. Krula, Li Zhao | 2000-03-07 |
| 5974840 | Anti-theft device for personal computers | — | 1999-11-02 |