Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099315 | Backlight module | Hsien-Kuo Kao, Yao-Hsuan Tsai, Chun-Tan Wu | 2021-08-24 |
| 10871809 | Keyboard | Mitsuo Horiuchi, Chia-Hsin Chen | 2020-12-22 |
| 10121613 | Keyswitch device, keyboard, and membrane circuit board | Pao-Chin Chen, Ching-Cheng Tsai, Tsung-Min Chen, Chun-Wei Lu | 2018-11-06 |
| 9633803 | Keyboard backlight module with improved light guide structure | — | 2017-04-25 |
| 8987617 | Multicolor light-emitting computer input device | Kui-Chih Su | 2015-03-24 |
| 8581093 | Optoelectronical semiconductor device | Min-Hsun Hsieh, Ta-Cheng Hsu, Yeung-Sy Su | 2013-11-12 |
| RE44429 | Light-emitting semiconductor device having enhanced brightness | Wei-En Chien, Chih-Sung Chang, Tzer-Perng Chen | 2013-08-13 |
| 8049226 | Light-emitting device | Jin-Ywan Lin, Tzer-Perng Chen, Chih-Chiang Lu | 2011-11-01 |
| 7335926 | Package structure for light emitting diode and method thereof | Chih-Sung Chang, Tzer-Perng Chen | 2008-02-26 |
| 7335522 | Package structure for light emitting diode and method thereof | Chih-Sung Chang, Tzer-Perng Chen | 2008-02-26 |
| 7030423 | Package structure for light emitting diode and method thereof | Chih-Sung Chang, Tzer-Perng Chen | 2006-04-18 |
| 6984852 | Package structure for light emitting diode and method thereof | Chih-Sung Chang, Tzer-Perng Chen | 2006-01-10 |
| 6786390 | LED stack manufacturing method and its structure thereof | Kuang-Neng Yang, Chih-Sung Chang, Tzer-Perng Chen | 2004-09-07 |