Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274446 | Screw-type rebar joint structure of deformed rebar and manufacturing method thereof | Kozo Wakiyama, Keiji Hirai | 2022-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274446 | Screw-type rebar joint structure of deformed rebar and manufacturing method thereof | Kozo Wakiyama, Keiji Hirai | 2022-03-15 |