Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12257551 | Multi-stage bipolar electrodialysis system for high concentration acid or base production | Chengqian Zhang, Wei Lu, Jiyang Xia, Bruce Batchelder, John H. Barber | 2025-03-25 |
| 12157090 | Spiral wound bipolar electrodialysis cell | Zijun Xia, Chengqian Zhang, Wujun Rong, Bruce Batchelder, John H. Barber +4 more | 2024-12-03 |
| 11904278 | Electrodialysis stack | John H. Barber, Wojciech Gutowski, Russell James MacDonald | 2024-02-20 |
| 11484839 | Electrodialysis stack | John H. Barber, Wojciech Gutowski, Russell James MacDonald | 2022-11-01 |
| 10946341 | Bipolar electrodialysis methods and systems | John H. Barber | 2021-03-16 |
| 10486151 | Ion-exchange membrane with multi-layered support substrate | John H. Barber, Russell James MacDonald, Kai Zhang, Yonghong Zhao | 2019-11-26 |
| 10273338 | Ion exchange membranes prepared from crosslinked ion exchange polymer compositions | Kai Zhang, John H. Barber, Russell James MacDonald, Li May GOH, Yan Gao +1 more | 2019-04-30 |
| 10221289 | Ion exchange membranes containing inorganic particles | Kai Zhang, John H. Barber, Russell James MacDonald, Li May GOH, Yan Gao +1 more | 2019-03-05 |
| 9700850 | Ion exchange membranes containing inorganic particles | Kai Zhang, John H. Barber, Russell James MacDonald, Li May GOH, Yan Gao +1 more | 2017-07-11 |
| 8470896 | Acid block anion membrane | John H. Barber | 2013-06-25 |
| 6344584 | Process for producing styrene sulfonate cation | Juchui Ray Lin, Leon Mir | 2002-02-05 |
| 6221248 | Styrene sulfonate cation exchange membrane | Juchui Ray Lin, Leon Mir | 2001-04-24 |