Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638047 | Molding machine | Fumio Asai, Norio Kawamura, Yoshiyuki Akiyama, Hiroshi Murashita, Junichi Hamamoto | 2003-10-28 |
| 5639421 | High-hardness precipitation hardening steel for metallic mold | Jiro Ichikawa | 1997-06-17 |