Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11661511 | Production method of polyacetal resin composition | Akihiro Tamaoka, Hatsuhiko Harashina | 2023-05-30 |
| 11634576 | Polyacetal resin composition | Hiroki Arai | 2023-04-25 |
| 11555111 | Polyacetal resin composition | Akihiro Tamaoka, Hatsuhiko Harashina | 2023-01-17 |