Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11332852 | Carbon-fiber-precursor fiber bundle, carbon fiber bundle, and uses thereof | Norifumi Hirota, Takeshi Nii | 2022-05-17 |
| 10662556 | Carbon-fiber-precursor fiber bundle, carbon fiber bundle, and uses thereof | Norifumi Hirota, Takeshi Nii | 2020-05-26 |
| 10233569 | Carbon-fiber-precursor fiber bundle, carbon fiber bundle, and uses thereof | Norifumi Hirota, Takeshi Nii | 2019-03-19 |
| 9920456 | Carbon-fiber-precursor fiber bundle, carbon fiber bundle, and uses thereof | Norifumi Hirota, Takeshi Nii | 2018-03-20 |