Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358306 | Method for molding a fused quartz glass block | Motoyuki Yamada | 1982-11-09 |
| 4343324 | Flow control valve | Takeshi Ohe | 1982-08-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358306 | Method for molding a fused quartz glass block | Motoyuki Yamada | 1982-11-09 |
| 4343324 | Flow control valve | Takeshi Ohe | 1982-08-10 |