Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718539 | Extraction and recovery of Pd from aqueous solutions | Chien M. Wai | 2023-08-08 |
| 11247917 | Extracting metals from fresh water with amidoxime-carboxylate adsorbents | Chien M. Wai | 2022-02-15 |
| 10570027 | Converting acrylic fibers to amidoxime-carboxylate containing polymer adsorbents for sequestering uranium and other elements from water | Chien M. Wai, Gary A. Gill, Li-Jung Kuo | 2020-02-25 |
| 10533239 | Methods of recovering rare earth elements from a material | Robert V. Fox, Bruce J. Mincher, Mary Ellen Case, Donna L. Baek, Chien M. Wai +1 more | 2020-01-14 |