Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481223 | Refrigerant blend free of R-22 for use in ultralow temperature refrigeration | Mikhail Boiarski, Tamirisa Apparao, Oleg Podtcherniaev, Vladimir Mogorichny | 2002-11-19 |
| 6474082 | Very low temperature flow switch apparatus | — | 2002-11-05 |