Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602884 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Hiroshi Sugahara, Naoya Tsuda, Masahiro Yamasaki | 2023-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602884 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Hiroshi Sugahara, Naoya Tsuda, Masahiro Yamasaki | 2023-03-14 |