Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882117 | Injection molding process for molten plastic | Kunio Yamamoto | 1989-11-21 |
| 4826641 | Injection molding process | Kunio Yamamoto | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882117 | Injection molding process for molten plastic | Kunio Yamamoto | 1989-11-21 |
| 4826641 | Injection molding process | Kunio Yamamoto | 1989-05-02 |