Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371202 | Ground improvement apparatus and ground improvement method | Yuki Imai, Yuji Yamashita | 2022-06-28 |
| 11319687 | Ground improvement apparatus | Yuki Imai, Yuji Yamashita | 2022-05-03 |