Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627998 | Carbon fiber reinforced concrete | Shigeyuki Akihama, Tatsuo Suenaga, Makoto Saito, Hideki Ikeda, Seiichi Koyama +3 more | 1986-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627998 | Carbon fiber reinforced concrete | Shigeyuki Akihama, Tatsuo Suenaga, Makoto Saito, Hideki Ikeda, Seiichi Koyama +3 more | 1986-12-09 |