Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10799610 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2020-10-13 |
| 10626029 | High-performance anion exchange membranes and methods of making same | — | 2020-04-21 |
| 10413632 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2019-09-17 |
| 9993576 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2018-06-12 |
| 9944546 | Anion exchange membranes and process for making | — | 2018-04-17 |
| 9768502 | Anion exchange membranes and process for making | — | 2017-09-19 |
| 9757493 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2017-09-12 |
| 9731247 | Ion exchange membranes | George Y. Gu | 2017-08-15 |
| 9611368 | Process for making a monomer solution for making cation exchange membranes | — | 2017-04-04 |
| 9540261 | Coated ion exchange membranes | — | 2017-01-10 |
| 9358319 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2016-06-07 |
| 9023902 | Ion exchange membranes | George Y. Gu | 2015-05-05 |
| 8969424 | Anion exchange membranes and process for making | — | 2015-03-03 |
| 8815973 | Cement products and methods of making and using the same | Edward S. Ahn, Brian M. Schlossberg | 2014-08-26 |
| 8795382 | Cement products and methods of making and using the same | Edward S. Ahn, Hansen Yuan, Paul J. Mraz | 2014-08-05 |
| 8703831 | Ion exchange membranes | George Y. Gu | 2014-04-22 |
| 7947759 | Cement products and methods of making and using the same | Edward S. Ahn, Hansen Yuan, Paul J. Mraz | 2011-05-24 |
| 6344584 | Process for producing styrene sulfonate cation | Leon Mir, Yongchang Zheng | 2002-02-05 |
| 6221248 | Styrene sulfonate cation exchange membrane | Leon Mir, Yongchang Zheng | 2001-04-24 |
| 5418053 | Membrane from epoxy-direct grafted halogenated vinyl polymer | — | 1995-05-23 |
| 5350805 | Epoxide-direct grafted halogenated vinyl polymers | — | 1994-09-27 |