Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11230659 | Filling material for underground treatment, underground treatment method and filling well wall method | Takahiro Saka | 2022-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11230659 | Filling material for underground treatment, underground treatment method and filling well wall method | Takahiro Saka | 2022-01-25 |