Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088922 | Heat-treatment apparatus having exhaust system | Kenichi Yamaga | 1992-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088922 | Heat-treatment apparatus having exhaust system | Kenichi Yamaga | 1992-02-18 |