Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10351427 | System for manufacturing high purity sulfuric acid | Curtis Dove, Yuen-Ming Kung, Hung-Wen Chan, Wei-Hsuan Hsu | 2019-07-16 |
| 9926198 | Method for manufacturing high purity sulfuric acid | Curtis Dove, Yuen-Ming Kung, Hung-Wen Chan, Wei-Hsuan Hsu | 2018-03-27 |
| 8088266 | Electrodialysis method for purifying of silicate-containing potassium hydroxide etching solution | Curtis Dove, Wei-Liang Yang | 2012-01-03 |
| 6734686 | Method for detecting quantity variation of high purity liquid chemicals and devices to carry out the method | Chi-Hui Lin, Cheng-Jye Chu, Pai-Mou Lee | 2004-05-11 |