Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878961 | Method and system for controlling tension to be exerted on metal strip in continuous annealing furnace | Yuji Shimoyama, Tateo Ohnishi, Hironobu Ohno | 1989-11-07 |
| 4870850 | Method and device for leveling metal strip to be fed into continuous annealing furnace | Yuji Shimoyama, Tateo Ohnishi, Hironobu Ohno, Isamu Shioda, Yoji Nakazono | 1989-10-03 |