Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882117 | Injection molding process for molten plastic | Yoshinobu Takeda | 1989-11-21 |
| 4870638 | Remote maintenance system for a digital communication network | Hisao Kawano | 1989-09-26 |
| 4826641 | Injection molding process | Yoshinobu Takeda | 1989-05-02 |