Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952131 | Metal mold exchanging apparatus for use in injection molding machines | Kanji Shirai, Kazuharu Maruyama, Hiroshi Ito, Hajime Kitamura | 1990-08-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952131 | Metal mold exchanging apparatus for use in injection molding machines | Kanji Shirai, Kazuharu Maruyama, Hiroshi Ito, Hajime Kitamura | 1990-08-28 |