Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624105 | Oxide ceramic fiber/oxide ceramic composite material and process for production thereof | Yutaka Kagawa, Hiroshi Nakamura, Katsusuke Iwanaga | 2003-09-23 |
| 4500501 | Method of removing sulfur oxides and nitrogen oxides by dry process | Takeshi Hamada | 1985-02-19 |
| 4469662 | Method of removing sulfur oxides and nitrogen oxides by dry process | Takeshi Hamada | 1984-09-04 |