Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138761 | Heat engine system for power and heat production | Calin Zamfirescu | 2018-11-27 |
| 9963032 | Power and drag reduction system | Craig Antrobus, Calin Zamfirescu, Reza Mohammadali zadeh | 2018-05-08 |
| 9718341 | Pneumatic power and drag system | Craig Antrobus, Reza Mohammadali zadeh, Calin Zamfirescu | 2017-08-01 |
| 8272353 | Apparatus for using ammonia as a sustainable fuel, refrigerant and NOx reduction agent | Calin Zamfirescu | 2012-09-25 |