Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842507 | Injection apparatus | Takefumi Sonoda, Kiyoshi Hashimoto | 1989-06-27 |
| 4767306 | Injection apparatus | Takefumi Sonoda, Kiyoshi Hashimoto | 1988-08-30 |
| 4579515 | Plasticating control apparatus for injection machine | Kiyoshi Hashimoto | 1986-04-01 |