Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648919 | Maintenance systems for degradation of plant component parts | Kiyoshi Yamauchi, Shigeo Hattori | 1997-07-15 |
| 5267279 | Method and structure for repairing an elongated metal hollow member | Hideyo Saito, Koichi Kurosawa, Takayuki Numata, Shigeo Hattori | 1993-11-30 |
| 5227124 | Method and structure for preventive maintaining an elongated metal hollow member | Hideyo Saito, Koichi Kurosawa, Takayuki Numata, Shigeo Hattori | 1993-07-13 |