Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182715 | Liquid nitrogen injection system with flexible dosing arm for pressurization and inerting containers on production lines | Alan T. Ziegler | 2001-02-06 |
| 6094922 | Vacuum-insulated refrigerant line for allowing a vaccum chamber system with water-vapor cryocoil compressor to be locatable outside cleanroom | — | 2000-08-01 |
| 5507327 | Funnel and automatic supply system for liquid nitrogen | — | 1996-04-16 |