Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146501 | Step seal for refrigerant compressors | James Wilson, Jin Yan, Lin Sun, Ruiguo Gao | 2024-11-19 |
| 11692557 | Step seal for refrigerant compressors | James Wilson, Jin Yan, Lin Sun, Ruiguo Gao | 2023-07-04 |