Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11801515 | Paper scrap pushing structure of paper shredder | Chung Shih Tsai, Er Ren Zhong | 2023-10-31 |
| 11684928 | Automatic shredder | Er Ren Zhong, Tao Kuei Chuang | 2023-06-27 |
| 11648567 | Automatic shredder having paper pressing mechanism | Yung Kang Tso | 2023-05-16 |