Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811051 | Method and apparatus for continuously draw-molding fiber reinforced plastic rod formed with spiral groove | Masao Kikuchi, Akira Sumitani, Haruhito Akimoto, Toshiharu Abekawa, Eri Suda +2 more | 1998-09-22 |
| 5802788 | Fixing device for tensioning member for prestressed concrete | Nobuyuki Ozawa, Masao Kikuchi, Manabu Sotooka | 1998-09-08 |
| 5362542 | Fiber reinforced plastic reinforcement for concrete | Nobuyuki Ozawa, Masao Kikuchi, Tokitaro Hoshijima, Kensuke Yagi | 1994-11-08 |