Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12245801 | Adjustable cryoablation needle | Binkai Xu, Yinlong Wu, Zhaohua CHANG | 2025-03-11 |
| 12213719 | Cryoadhesion apparatus | Zhaohua CHANG | 2025-02-04 |
| 11679239 | Double-layer cryogenic inflatable balloon | Zhaohua CHANG | 2023-06-20 |
| 5649365 | Blade and cover assembly for a multiple function cutting tool | — | 1997-07-22 |