Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473714 | Strip member for spiral pipe and rehabilitation method of existing pipe | Hiroshi Sugahara, Tatsurou Baba, Yoshirou Sugiyama | 2022-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473714 | Strip member for spiral pipe and rehabilitation method of existing pipe | Hiroshi Sugahara, Tatsurou Baba, Yoshirou Sugiyama | 2022-10-18 |