Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051985 | Method of removing unburned carbon from coal ash | Kazuyoshi Matsuo, Takao Suzuki | 2011-11-08 |
| 7993450 | Method for removal of unburned carbon in fly ash | Takao Suzuki, Hitoshi Koyama, Kazuyoshi Matsuo, Shinichiro Saito | 2011-08-09 |
| 7918344 | Method for removal of unburned carbon from fly ash | Takao Suzuki, Hitoshi Koyama, Kazuyoshi Matsuo, Shinichiro Saito | 2011-04-05 |