Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10393109 | Piezoelectric pump having a vibrating piece having a vibrating piece having a central zone, a peripheral zone, a first recess, a stopper, at least one position limiting wall, and at least one through groove and operating method thereof | Chung-Han Wu | 2019-08-27 |