Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910350 | Nitrogen generator | Brian R. Wildey, Robert A. Zarate | 2005-06-28 |
| 5222696 | Flameless deicer | Dinh Duc Nguyen | 1993-06-29 |
| 5215454 | Buzz suppression in burners of high capacity direct fired fluid heaters | Gabriel D. Ferramola, Eugene B. Zwick, Joseph M. Prawdzik | 1993-06-01 |
| 5098036 | Flameless deicer | Nguyen Dinh | 1992-03-24 |
| 4924679 | Apparatus and method for evacuating an insulated cryogenic hose | Eugene B. Zwick | 1990-05-15 |
| 4860545 | Cryogenic storage tank with a retrofitted in-tank cryogenic pump | Eugene B. Zwick | 1989-08-29 |
| 4819454 | Liquid cryogenic vaporizer utilizing ambient air and a nonfired heat source | Dinh Nguyen D. | 1989-04-11 |
| 4685292 | Exhaust cooling system for internal combustion engine | Dinh Duc Nguyen | 1987-08-11 |
| 4662181 | Method and apparatus for extending the duration of operation of a cryogenic pumping system | — | 1987-05-05 |
| 4519213 | Ambient air heated electrically assisted cryogen vaporizer | Nguyen D. Dung | 1985-05-28 |
| 4374637 | Burner construction | Eugene B. Zwick, Dung Duc Nguyen, Kenneth Hoffman | 1983-02-22 |
| 4373896 | Burner construction | Eugene B. Zwick, Dung Duc Nguyen, Kenneth Hoffman | 1983-02-15 |
| 4197712 | Fluid pumping and heating system | Eugene B. Zwick | 1980-04-15 |