Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631015 | Molding apparatus with replaceable plunger and die set | Iwasaki Shigeo | 1986-12-23 |
| 4417864 | Vacuum type brick forming machine | Iwasaki Shigeo | 1983-11-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631015 | Molding apparatus with replaceable plunger and die set | Iwasaki Shigeo | 1986-12-23 |
| 4417864 | Vacuum type brick forming machine | Iwasaki Shigeo | 1983-11-29 |