Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11273470 | In situ cleaning apparatus and system thereof | Li-Hsing Chien, Yung-Ti Hung, Rouh Jier Wang | 2022-03-15 |
| 10500616 | In situ cleaning apparatus and system thereof | Li-Hsing Chien, Yung-Ti Hung, Rouh Jier Wang | 2019-12-10 |
| 9643217 | In situ clean apparatus and method thereof | Li-Hsing Chien, Yung-Ti Hung, Rouh Jier Wang | 2017-05-09 |