Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9060834 | Method for positioning orthodontic braces | — | 2015-06-23 |
| 8246351 | Positioning method for orthodontic appliance and structure thereof | — | 2012-08-21 |
| 7494349 | Input/output port switch structure of electronic device | Hung-Lin Chang | 2009-02-24 |
| 6308365 | Toothbrush for false teeth | — | 2001-10-30 |
| 6131231 | Structure of a brush | — | 2000-10-17 |
| 6131760 | Storage box | — | 2000-10-17 |