Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658875 | Method and apparatus for temperature control in a refrigeration device | — | 2003-12-09 |
| 6631625 | Non-HCFC refrigerant mixture for an ultra-low temperature refrigeration system | — | 2003-10-14 |
| 6601396 | Freezer defrost method and apparatus | Richard H. Bair, III | 2003-08-05 |
| 6557358 | Non-hydrocarbon ultra-low temperature system for a refrigeration system | Allan Kelly | 2003-05-06 |