Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342592 | Manufacturing method of high voltage semiconductor device | Kai-Kuen Chang, Ping-Hung Chiang | 2025-06-24 |
| 11923435 | High voltage semiconductor device and manufacturing method thereof | Kai-Kuen Chang, Ping-Hung Chiang | 2024-03-05 |
| 11035939 | Ultrasonic sensing device | Li-De Hsieh | 2021-06-15 |