Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832307 | Injection mold | Takeshi Watanabe | 1989-05-23 |
| 4362291 | Metal mold for molding hollow article having inwardly tapered side wall | Ryoichi Watanabe | 1982-12-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832307 | Injection mold | Takeshi Watanabe | 1989-05-23 |
| 4362291 | Metal mold for molding hollow article having inwardly tapered side wall | Ryoichi Watanabe | 1982-12-07 |