Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10258721 | Pressure controller for phlegm sucking device | Tang-Lung Hsu, Chih-Jung Chen | 2019-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10258721 | Pressure controller for phlegm sucking device | Tang-Lung Hsu, Chih-Jung Chen | 2019-04-16 |