Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11273470 | In situ cleaning apparatus and system thereof | Li-Hsing Chien, Yung-Ti Hung, Yu-Te Chang | 2022-03-15 |
| 10500616 | In situ cleaning apparatus and system thereof | Li-Hsing Chien, Yung-Ti Hung, Yu-Te Chang | 2019-12-10 |
| 9657757 | System of exhuast and operation method thereof | Tung-Lin Yang, Chun-Hung Chang | 2017-05-23 |
| 9643217 | In situ clean apparatus and method thereof | Li-Hsing Chien, Yung-Ti Hung, Yu-Te Chang | 2017-05-09 |
| 9278860 | Method and apparatus for recycling waste sulfuric acid | Jin-Feng Shiu, Ching-Jung HSU, Wan-Yu Chen, Han-Ru Hung | 2016-03-08 |