Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875029 | Paper scrap pushing structure of paper shredder | Chung Shih Tsai, Erren Zhong | 2020-12-29 |
| 10537896 | Autofeed paper shredder with clip and staple removal | Chung Shih Tsai, Yung Kang Tso, Bin Zhang | 2020-01-21 |