Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9827570 | Shredder jam clear apparatus | Chung Shih Tsai, Xiuming Liu | 2017-11-28 |
| 9687854 | Shredder jam clear apparatus | Chung Shih Tsai, Xiuming Liu | 2017-06-27 |
| 9643190 | Safety shredder with bin-full device and time delay | Wei Liu, Yingpeng Sun | 2017-05-09 |