Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918118 | Process for improving properties of synthetic resin powder | Ryuichi Takagi | 1990-04-17 |
| 4904720 | Process for improving properties of synthetic resin powder | Ryuichi Takagi, Takeshi Nagano | 1990-02-27 |