Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10286927 | Tube transportation systems using a gaseous mixture of air and helium | Michael Sarin, Alexandre Zisa, Spencer John Baldwin | 2019-05-14 |
| 10286928 | Method of using air and helium in low-pressure tube transportation systems | Michael Sarin, Alexandre Zisa, Spencer John Baldwin | 2019-05-14 |