Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947256 | Monitoring system for sucker rod | Minchang XIN, Haifeng Zhang, Tian Sang, Weihua Mao, Liang Yin +2 more | 2015-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947256 | Monitoring system for sucker rod | Minchang XIN, Haifeng Zhang, Tian Sang, Weihua Mao, Liang Yin +2 more | 2015-02-03 |