Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8463335 | Battery cover assembly for portable electronic device | Chih-Chiang Chang | 2013-06-11 |
| 8455778 | Side key assembly for portable electronic device | Chih-Chiang Chang | 2013-06-04 |
| 8445128 | Latching module, battery cover assembly using the latching module and portable electronic device using the battery cover assembly | Chih-Chiang Chang | 2013-05-21 |
| 8426756 | Key assembly for portable electronic device using the same | Chih-Chiang Chang | 2013-04-23 |
| 8338733 | Sliding key within a portable electronic device | Chih-Chiang Chang | 2012-12-25 |
| 8338015 | Battery cover latching assembly | Chih-Chiang Chang | 2012-12-25 |
| 8278578 | Key assembly and portable electronic device using the same | Chih-Chiang Chang | 2012-10-02 |
| 8277061 | Light guiding mechanism for portable electronic device | Chih-Chiang Chang | 2012-10-02 |
| 8262275 | Portable electronic device | Chih-Chiang Chang | 2012-09-11 |
| 8259458 | Battery cover assembly for portable electronic device | Chih-Chiang Chang | 2012-09-04 |
| 8253595 | Portable electronic device with protective cover for keypad | Chih-Chiang Chang | 2012-08-28 |
| 8252446 | Battery cover assembly for portable electronic device | Chih-Chiang Chang | 2012-08-28 |
| 8246234 | Portable electronic device | Chih-Chiang Chang | 2012-08-21 |
| 8246186 | Light-guide board assembly and portable electronic device using same | Chih-Chiang Chang | 2012-08-21 |
| 8248815 | Key assembly and portable electronic device using the same | Chih-Chiang Chang | 2012-08-21 |
| 8243425 | Key assembly and portable electronic device using the same | Chih-Chiang Chang | 2012-08-14 |
| 8224404 | Accessory strap securing mechanism | Chih-Chiang Chang | 2012-07-17 |
| 8218314 | Cover mechanism and electronic device using same | Chih-Chiang Chang, Chia-Wei Hu | 2012-07-10 |
| 8213165 | Key assembly and portable electronic device using the same | Chih-Chiang Chang | 2012-07-03 |
| 8203830 | Battery cover assembly for portable electronic device | Chih-Chiang Chang | 2012-06-19 |
| 8161602 | Hinge assembly and portable electronic device using same | Chih-Chiang Chang | 2012-04-24 |
| 8155715 | Cover mechanism and electronic device using same | Chih-Chiang Chang, Hai-Shen Feng | 2012-04-10 |
| 8149575 | Waterproof electronic device | Chih-Chiang Chang | 2012-04-03 |
| 8149571 | Portable electronic device | Chih-Chiang Chang | 2012-04-03 |
| 8124899 | Key assembly and portable electronic device using the same | Chih-Chiang Chang | 2012-02-28 |