Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442989 | Wire sizing rolling method | Ryo Takeda, Takao Ogawa | 2002-09-03 |
| 6397650 | Roll stand for bar and wire rod rolling mill | Takao Ogawa, Ryo Takeda, Yoshihiro Shinkai, Shigeharu Ochi, Takeshi Tange | 2002-06-04 |
| 6253592 | Rolling apparatus for bars and method for rolling bars | Takao Ogawa | 2001-07-03 |
| 6216518 | Method of adjusting position in bar steel rolling mill and roll position adjusting guidance apparatus | Takao Ogawa | 2001-04-17 |
| 5875669 | Rolling method and rolling facility for manufacturing steel bars for concrete reinforcement | Ryo Takeda, Hidenori Kondo | 1999-03-02 |