Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688535 | Drive control apparatus for an injection molding machine | Tsuyoshi Arai | 1997-11-18 |
| 5641523 | Protecting device of an injection molding machine | Takayoshi Shioiri, Tsuyoshi Arai | 1997-06-24 |