Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8181500 | Die for extrusion molding of metal material | Hidekazu Sakihama | 2012-05-22 |
| 8104318 | Extrusion die for metallic material | Hidekazu Sakihama | 2012-01-31 |
| 7730597 | Method for processing metal molding member having fine configuration, method for manufacturing metal molding member, extrusion die, method for manufacturing extruded member, and extruded member | Hidemitsu Hamano | 2010-06-08 |
| 7093474 | Extrusion die for manufacturing tube with small hollow portions, mandrel used for said extrusion die, and multi-hollowed tube manu-factured by using said extrusion die | Hideyo Yamasaki, Fumio Shimizu | 2006-08-22 |