Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11691906 | Stabilized electromagnetic base liquid, formation thereof and application to high-salt wastewater treatment | XiaoLing Cheng | 2023-07-04 |
| 4642137 | Mineral binder and compositions employing the same | Richard F. Heitzmann, James Sawyer | 1987-02-10 |
| 4640715 | Mineral binder and compositions employing the same | Richard E. Heitzmann, James Sawyer | 1987-02-03 |