Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313598 | Monitoring liner wear in industrial mills | Zhigang Sun, Cheng Hu, Silvio E. Kruger | 2025-05-27 |
| 12140032 | Methods and systems for ultrasonic rock bolt condition monitoring | Zhigang Sun, Silvio E. Kruger | 2024-11-12 |
| 11619132 | Methods and systems for ultrasonic rock bolt condition monitoring | Zhigang Sun, Silvio E. Kruger | 2023-04-04 |