Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5599564 | Automatic stamper exchange device and injection molding apparatus employing the exchange device | Koichi Ishihara, Kiyoshi Takii, Kazuhiro Oishi, Nobuyuki Hirayama | 1997-02-04 |