Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759848 | Sterilization of cryogenic liquids by ultrafiltration | John S. Segura, David Edward Connor | 1988-07-26 |
| 4756773 | Method for cooling a vacuum furnace | Howard J. Obman | 1988-07-12 |
| 4705574 | Debonding process for removing non-metallic coatings from metal hangers | Klaus A. Burckhardt | 1987-11-10 |
| 4643401 | Apparatus for cooling a vacuum furnace | Howard J. Obman | 1987-02-17 |
| 4620962 | Method and apparatus for providing sterilized cryogenic liquids | — | 1986-11-04 |
| 4592205 | Low pressure cryogenic liquid delivery system | Martin A. Krongold | 1986-06-03 |
| 4590656 | Tube expander and freezer and method of using same | Rolf H. Wieland, Alan J. Paston, Casper C. Maucere | 1986-05-27 |
| 4561258 | Gravity-fed low pressure cryogenic liquid delivery system | Martin A. Krongold | 1985-12-31 |