| 11242072 |
Method of using air and hydrogen in low pressure tube transportation |
Alexandre Neophytou, Michael Sarin |
2022-02-08 |
| 11235787 |
Tube transportation systems using a gaseous mixture of air and hydrogen |
Alexandre Neophytou, Michael Sarin |
2022-02-01 |
| 11230300 |
Method of using air and helium in low-pressure tube transportation systems |
Alexandre Neophytou, Michael Sarin, Spencer John Baldwin |
2022-01-25 |
| 11214282 |
Method and an article of manufacture for determining optimum operating points for power/cost and helium-air ratios in a tubular transportation system |
Alexandre Neophytou, Michael Sarin, Spencer John Baldwin |
2022-01-04 |
| 10286927 |
Tube transportation systems using a gaseous mixture of air and helium |
Alexandre Neophytou, Michael Sarin, Spencer John Baldwin |
2019-05-14 |
| 10286928 |
Method of using air and helium in low-pressure tube transportation systems |
Alexandre Neophytou, Michael Sarin, Spencer John Baldwin |
2019-05-14 |