Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12321448 | Methods and techniques to identify suspicious activity based on ultrasonic signatures | Devu Manikantan Shila | 2025-06-03 |
| 12221320 | Automatic detection for abnormal movement of passenger in elevator | Changle Li | 2025-02-11 |