Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338915 | Rotor systems and methods | Charles Hubert Speller | 2022-05-24 |
| 10745124 | Rotor systems and methods | Charles Hubert Speller | 2020-08-18 |
| 10343787 | Rotor systems and methods | Charles Hubert Speller | 2019-07-09 |