Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753218 | Eco-friendly recyclable dropper and bottle | Chiu-Huo Chen | 2023-09-12 |
| 11672319 | Environment-friendly press bottle integrated with a bellows spring and equipped with an outer shell | Chiu-Huo Chen | 2023-06-13 |