Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177874 | Liquid supplying device for providing chemical solution with a liquid level sensor | Ching-Chih Cheng, Wen-Liang Fang, Kuo-Feng Huang | 2001-01-23 |
| 6076569 | Cup rinse with a valvular ring | Hsien-Jung Hsu, Kuo-Chen Wang, Kuei-Hsi Lai | 2000-06-20 |
| 6015096 | Speed controller with scales | Kuo-Feng Huang, Kuo-Chen Wang, Hsien-Jung Hsu | 2000-01-18 |
| 6012607 | Dispense system of a photoresist coating machine | Hsien-Jung Hsu, Shih-Hsun Chiu, Cha-Ming Kuo | 2000-01-11 |
| 5937876 | Rinsing system used in a photoresist coater with capability to avoid a reversed pressure effect | Kuei-Hsi Lai, Ching-Chih Cheng | 1999-08-17 |