Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874120 | Connecting structure for steel frame columns and steel frame girders | Eiichi Ohata, Koichi Hirosawa, Kenji Narita | 2011-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874120 | Connecting structure for steel frame columns and steel frame girders | Eiichi Ohata, Koichi Hirosawa, Kenji Narita | 2011-01-25 |