Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453834 | Compositions, system and methods for introducing POE lubricant into an air-conditioning or a refrigeration system | Mary E. Koban, Nina E. Gray | 2022-09-27 |
| 11427777 | Compositions, system and methods for introducing PAG lubricant or refrigerant into an air-conditioning or system using lower or low GWP refrigerant or refrigerant blends | Mary E. Koban, Nina E. Gray | 2022-08-30 |