Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217725 | Electrically driven type injection molding apparatus | Ryohei Inaba, Masaaki Kumamura, Shojiro Danmoto, Mitsuo Arai, Yozo Tobo +1 more | 1993-06-08 |
| 5110522 | Electrically driven type injection molding method | Ryohei Inaba, Masaaki Kumamura, Shojiro Danmoto, Mitsuo Arai, Yozo Tobo +1 more | 1992-05-05 |
| 5102587 | Injection mold using screw thrust control | Masaaki Kumamura, Ryohei Inaba, Yozo Tobo, Hirofumi Sugawara | 1992-04-07 |
| 5092753 | Electric injection molding apparatus | Masaaki Kumamura, Ryohei Inaba, Shojiro Danmoto, Mitsuo Arai, Yozo Tobo | 1992-03-03 |