Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11685597 | Bag material and crushed stone placement method using bag material | Hironori Kawamura, Yoshihiro Ogawa, Shigeru Matsuo | 2023-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11685597 | Bag material and crushed stone placement method using bag material | Hironori Kawamura, Yoshihiro Ogawa, Shigeru Matsuo | 2023-06-27 |