Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944383 | Aroma diffuser | Jingxiao Jin, Chengwu Wang | 2022-02-22 |
| 5955510 | Process for the regeneration of ion exchange resins in a fixed double-bed type apparatus | — | 1999-09-21 |