Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819222 | Inventory control system using R.F. object identification | Shengbo Zhu | 2004-11-16 |
| 6791398 | Data token with power saving switch | Shengbo Zhu | 2004-09-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819222 | Inventory control system using R.F. object identification | Shengbo Zhu | 2004-11-16 |
| 6791398 | Data token with power saving switch | Shengbo Zhu | 2004-09-14 |