Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12328637 | Method for determining that terminal device is located inside geofence and terminal device | Weibo Hou, Gelin Ren, Haimou Shi, Xiang Min, Shuai Wang +1 more | 2025-06-10 |
| 8841607 | Atmospheric pressure ion source with exhaust system | Roy P. Moeller, Stephen Zanon | 2014-09-23 |
| 7145136 | Atmospheric pressure ionization with optimized drying gas flow | Roger Tong | 2006-12-05 |