Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174957 | Adjustable Venturi tube | Yung-Chih Lee | 2021-11-16 |
| 10912710 | Microbubble device controller and system with the microbubble device controller | Chih-Hsiang Chen | 2021-02-09 |