Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146501 | Step seal for refrigerant compressors | James Wilson, Jin Yan, Lin Sun, Brenden Richman | 2024-11-19 |
| 11692557 | Step seal for refrigerant compressors | James Wilson, Jin Yan, Lin Sun, Brenden Richman | 2023-07-04 |
| 11434918 | Partially hollow shaft for HVAC compressor | Zili Sun, Stefan Walshe, Aida Rezaei, Dongkoo Shin | 2022-09-06 |
| 11143193 | Unloading device for HVAC compressor with mixed and radial compression stages | Jin Yan, Lin Sun, Arnold Martin Schaefer | 2021-10-12 |