Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8328909 | Mercury adsorbents compatible as cement additives | Chien-Chung Chao, David R. Thompson, Steve J. Pontonio | 2012-12-11 |
| 8329614 | Mercury adsorbents compatible as cement additives | Chien-Chung Chao, David R. Thompson, Steve J. Pontonio | 2012-12-11 |
| 8124561 | Production of activated char using hot gas | Lawrence Bool, Chien-Chung Chao, Mark K. Weise | 2012-02-28 |
| 7767007 | Mercury adsorbents compatible as cement additives | Chien-Chung Chao, David R. Thompson, Steve J. Pontonio | 2010-08-03 |
| 7704921 | Production of activated char using hot gas | Lawrence Bool, Chien-Chung Chao, Mark K. Weise | 2010-04-27 |