Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596152 | Method and device for simultaneous arc processing and chemical etching | Ching-Tang Yang, Hung-Yin Tsai | 2003-07-22 |
| 6503387 | Method and device for electro-chemical discharge processing with self-acting bubble layer | Ching-Tang Yang, Hung-Yin Tsai | 2003-01-07 |
| 6504335 | Automatic adjustment method of the concealed main shaft dynamic balance | Jih-Jong Hsu | 2003-01-07 |