Issued Patents All Time
Showing 25 most recent of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392527 | Ejector-enhanced heat recovery refrigeration system | Abdelrahman I. Elsherbini, Frederick J. Cogswell | 2025-08-19 |
| 12222139 | Heat pump with ejector | Ahmad M. Mahmoud, Zuojun Shi, Frederick J. Cogswell | 2025-02-11 |
| 12181187 | Ejector heat pump operation | Ahmad M. Mahmoud, Jinliang Wang, Frederick J. Cogswell | 2024-12-31 |
| 11976860 | Enhanced refrigeration purge system | Rajiv Yadav Ranjan, Yinshan Feng | 2024-05-07 |
| 11911724 | Enhanced refrigeration purge system | Rajiv Yadav Ranjan, Yinshan Feng | 2024-02-27 |
| 11913693 | Enhanced refrigeration purge system | Rajiv Yadav Ranjan, Yinshan Feng, Michael A. Stark | 2024-02-27 |
| 11906226 | Dual compressor heat pump | Jeremy Wallet-Laily, Ahmad M. Mahmoud | 2024-02-20 |
| 11781791 | Ejector heat pump operation | Ahmad M. Mahmoud, Jinliang Wang, Frederick J. Cogswell | 2023-10-10 |
| 11686515 | Membrane purge system | Rajiv Yadav Ranjan, Yinshan Feng, Michael A. Stark | 2023-06-27 |
| 11635240 | Separator | Rajiv Yadav Ranjan, Haralambos Cordatos, Biswajit Mitra, Subhrajit Chakraborty, Ying She | 2023-04-25 |
| 11561028 | Heat pump with ejector | Ahmad M. Mahmoud, Zuojun Shi, Frederick J. Cogswell | 2023-01-24 |
| 11499766 | Electric expansion valve, a heat exchange system and a method of controlling the electric expansion valve | Yinshan Feng | 2022-11-15 |
| 11448427 | Heat-recovery-enhanced refrigeration system | Hongsheng Liu, Frederick J. Cogswell, Yinshan Feng | 2022-09-20 |
| 11408647 | Enhanced thermally-driven ejector cycles | Frederick J. Cogswell, Yinshan Feng, Hongsheng Liu, Dhruv Chanakya Hoysall | 2022-08-09 |
| 11365913 | Ejector refrigeration system and control method thereof | Jiaoquan Xu, Qianli Fu, Hongsheng Liu | 2022-06-21 |
| 11326789 | Air conditioning system and control method thereof | Hongsheng Liu, Yinshan Feng, Frederick J. Cogswell | 2022-05-10 |
| 11300327 | Ejector-enhanced heat recovery refrigeration system | Abdelrahman I. Elsherbini, Frederick J. Cogswell | 2022-04-12 |
| 11209191 | Ejector cycle with dual heat absorption heat exchangers | Jinliang Wang, Frederick J. Cogswell | 2021-12-28 |
| 11149989 | High efficiency ejector cycle | Jinliang Wang | 2021-10-19 |
| 11079149 | System and method of diluting a leaked refrigerant in an HVAC/R system | Paul Papas, Richard G. Lord, Larry D. Burns | 2021-08-03 |
| 10928117 | Motor and drive arrangement for refrigeration system | Yinshan Feng | 2021-02-23 |
| 10928101 | Ejector with motive flow swirl | Louis Chiappetta, Thomas D. Radcliff | 2021-02-23 |
| 10914496 | Ejector heat pump | Hongsheng Liu, Thomas D. Radcliff | 2021-02-09 |
| 10905997 | Moisture separation system | Randolph Carlton McGee, Thomas D. Radcliff, Zissis A. Dardas | 2021-02-02 |
| 10823463 | Ejector heat pump | Hongsheng Liu, Thomas D. Radcliff | 2020-11-03 |