Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12133344 | Multi-directional multi-joint turning piece and display device thereof | Chien-Feng Chang, Tsung-Huai Lee, Yu-Hung Hsiao, Shang-Chien Wu | 2024-10-29 |
| 11895787 | Multi-directional multi-joint turning piece and display device thereof | Chien-Feng Chang, Tsung-Huai Lee, Yu-Hung Hsiao, Shang-Chien Wu | 2024-02-06 |
| 7303310 | Structure for a high efficiency and water-proof lighting device | Ju-Yuan You, Chien-Liang Yeh, Zong-Huai Lee, Chien-Feng Chang | 2007-12-04 |