Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4432535 | Pressure pouring furnace | Sadaumi Ueno | 1984-02-21 |
| 4419755 | Method for measuring the extent of slag deposit buildup in a channel induction furnace | Shizuo Hayashi | 1983-12-06 |