Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795298 | Fully automatic and energy-efficient deionizer | Lih-Ren Shiue, Abel Sun, Fei-Chen Hsieh, Yu-His Hsieh, Ming-Liang Chiu +1 more | 2004-09-21 |
| 6753673 | Power module for providing impulses of various levels by charging or discharging capacitors therewith | Lih-Ren Shiue, Abel Sun, Jen-Chieh Cheng | 2004-06-22 |
| 6680548 | Electronic timers using supercapacitors | Lin-Ren Shiue, Dien-Shi Wu, Ching-Wen Chao, Li Li, Ming-Fang Hsieh +1 more | 2004-01-20 |