Issued Patents All Time
Showing 1–9 of 9 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 |
| 11315942 | Nonvolatile memory device having a memory-transistor gate-electrode provided with a charge-trapping gate-dielectric layer and two sidewall select-transistor gate-electrodes | Xiaoliang Tang, Naoki Tsuji, Hua Shao | 2022-04-26 |
| 11084041 | Paper shredder with paper limiter | Chung Shih Tsai, Er Ren Zhong, Tao Kuei Chuang | 2021-08-10 |
| 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 |
| 8490903 | Thickness detecting safety shredder | — | 2013-07-23 |
| 7988079 | New-type dual-passage paper feeding safety structure for shredders | Hsin-Hsiung Chen | 2011-08-02 |