Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967510 | Safety shredder | Kevin Chen, Chung Shih Tsai | 2015-03-03 |
| 8963379 | Paper shredder control system responsive to touch-sensitive element | Kevin Chen, Chung Shih Tsai | 2015-02-24 |
| 8754552 | Permittivity-based paper shredder control system | Liangneng Chen, Kevin Chen, Chung Shih Tsai | 2014-06-17 |
| 8729335 | NRIP knockout mice and uses thereof | Show-Li Chen, Kuan-Liang Lin, Wan-Lun Yan | 2014-05-20 |
| 8684797 | Apparatus and composition for sharpening a paper shredder blade | — | 2014-04-01 |
| 8568498 | Method for preparing a grinding composition | — | 2013-10-29 |
| 8267338 | Safety inlet apparatus for a paper feed opening of a shredder | — | 2012-09-18 |
| 8201766 | Pins or staples removable structure of automatic shredders | — | 2012-06-19 |
| 8146845 | Automatic shredder without choosing the number of paper to be shredded | — | 2012-04-03 |
| 8091819 | New-type thin shredder blade having blade points without steps, blade sets and manufacturing method thereof | — | 2012-01-10 |
| 8091401 | New-type thin shredder blade having blade points without steps, blade sets and manufacturing method thereof | — | 2012-01-10 |
| 8008812 | Paper shredder control system responsive to touch-sensitive element | Kevin Chen, Chung Shih Tsai | 2011-08-30 |
| 7988079 | New-type dual-passage paper feeding safety structure for shredders | Guanglong Chen | 2011-08-02 |
| 6178716 | Reinforced-concrete floor slab thickness indicator/reinforcement rod spacer combination | — | 2001-01-30 |