Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338328 | Method for reforming coal ash, and method for producing fly ash for concrete admixture | Makio Yamashita | 2022-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338328 | Method for reforming coal ash, and method for producing fly ash for concrete admixture | Makio Yamashita | 2022-05-24 |