Issued Patents All Time
Showing 101–111 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831584 | High-speed low-distortion analog-to digital converter | Xicheng Jiang, Zhengyu Wang | 2004-12-14 |
| 6676050 | Paper shredder having the function of breaking a compact disc | — | 2004-01-13 |
| D481416 | Shredder | — | 2003-10-28 |
| 6550701 | Dual-functional medium shredding machine structure | — | 2003-04-22 |
| 6325309 | Gear protection device of a paper shredder | — | 2001-12-04 |
| 6308904 | Delay drive-hanging device of a paper shredder | — | 2001-10-30 |
| D444809 | Shredder | — | 2001-07-10 |
| 6089482 | Blade assembly for paper shredders | — | 2000-07-18 |
| 5884855 | Paper feed structure for paper shredders | — | 1999-03-23 |
| 5241979 | Structure of an elbow pipe | — | 1993-09-07 |
| D325390 | Magnetic chuck | — | 1992-04-14 |