Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915901 | Reinforcing steel having resistance to salt and capable of preventing deterioration of concrete | Haruo Shimada, Yoshiaki Sakakibara | 1990-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915901 | Reinforcing steel having resistance to salt and capable of preventing deterioration of concrete | Haruo Shimada, Yoshiaki Sakakibara | 1990-04-10 |