Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984517 | Injection screw | Yoshitoshi Yamagiwa, Kiyoto Takizawa, Takayoshi Shioiri, Yasuhiko Takeuchi | 1999-11-16 |
| 5223191 | Data processing method of injection molding machine | Takayoshi Shioiri | 1993-06-29 |