Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796061 | Device for calibrating drill bill of a chuck | Chi-Wen Lin | 2017-10-24 |
| 9630288 | Grinder | Chi-Wen Lin | 2017-04-25 |
| D776175 | Grinder | Chi-Wen Lin | 2017-01-10 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796061 | Device for calibrating drill bill of a chuck | Chi-Wen Lin | 2017-10-24 |
| 9630288 | Grinder | Chi-Wen Lin | 2017-04-25 |
| D776175 | Grinder | Chi-Wen Lin | 2017-01-10 |