Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821790 | Apparatus for pouring molten metal | Yutaka Tsuchida, Shiro Osada, Hisashi Sato, Akichika Ozeki, Nobuhisa Hasebe | 1989-04-18 |
| 4807692 | Mold apparatus for endless track type continuous casting machine | Yutaka Tsuchida, Shiro Osada, Nobuhisa Hasebe | 1989-02-28 |