Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008882 | Rotation speed controlling system for shredder motor | — | 2011-08-30 |
| 7971812 | Power saving shredder | — | 2011-07-05 |
| 7874506 | Top and side loading shredder with optional handle | Tie Wang, Herman Chang | 2011-01-25 |