Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10696553 | Method of forming carbon fibers having internal cavities | Haibo Zhao | 2020-06-30 |
| 10532631 | Acoustic air duct and air extraction system including a plurality of channels having an expansion chamber | Haibo Zhao | 2020-01-14 |