Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100239 | Method of manufacturing concrete | Sadamu Ono, Sadao Goto, Koji Minegishi, Kenichi Oshita, Yoshiaki Negami +4 more | 1992-03-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100239 | Method of manufacturing concrete | Sadamu Ono, Sadao Goto, Koji Minegishi, Kenichi Oshita, Yoshiaki Negami +4 more | 1992-03-31 |