Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814942 | Oxygen-containing gas blowing devices | Takeo Shinoda, Toru Takashina | 2004-11-09 |
| 6787114 | Method and apparatus for wet type flue-gas desulfurization | Toru Takashina | 2004-09-07 |