Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607703 | Roller head extruder unit | Kenji Sakai, Yoshihiro Hamada, Katsunobu Hagiwara, Toshio Ujihara, Hiromi Nakano | 1997-03-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607703 | Roller head extruder unit | Kenji Sakai, Yoshihiro Hamada, Katsunobu Hagiwara, Toshio Ujihara, Hiromi Nakano | 1997-03-04 |