Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286292 | Method of treating fly ash and fly ash cement | Kazuhisa Tsukada, Takeshi Kuroda, Yukinori Saiki | 1994-02-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286292 | Method of treating fly ash and fly ash cement | Kazuhisa Tsukada, Takeshi Kuroda, Yukinori Saiki | 1994-02-15 |