Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065763 | Method of making a phosphonated PBI fiber | Brian P. Shiels, Feng Qin | 2024-08-20 |
| 11959196 | Phosphonated PBI fiber | Brian P. Shiels, Feng Qin | 2024-04-16 |
| 11913140 | Phosphonated PBI fiber | Brian P. Shiels, Feng Qin | 2024-02-27 |