Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852643 | Method for using ammonium fluoride solution in a photoelectrochemical etching process of a silicon wafer | Jing-Chie Lin, Chih-Chang Tsai, Wen-Chu Hsiao | 2005-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852643 | Method for using ammonium fluoride solution in a photoelectrochemical etching process of a silicon wafer | Jing-Chie Lin, Chih-Chang Tsai, Wen-Chu Hsiao | 2005-02-08 |