Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603439 | Prepreg and producing method thereof | Hiroaki Tsukamoto | 2023-03-14 |
| 11555260 | Apparatus for manufacturing open carbon fiber superfine yarn | Hiroaki Tsukamoto | 2023-01-17 |