Zhao; Hongjie
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhao; Hongjie.The latest application filed is for "automatic auxiliary workover rig".
- Zhao; Hongjie - Shandong CN
- Zhao; Hongjie - Beijing CN
| Patent | Date |
|---|---|
| Automatic auxiliary workover rig Grant 10,563,468 - Hou , et al. Feb | 2020-02-18 |
| Automatic Auxiliary Workover Rig App 20170314346 - Hou; Shuwang ; et al. | 2017-11-02 |
| Low temperature co-fired ceramic powder and special raw material and use thereof Grant 8,298,971 - Zhou , et al. October 30, 2 | 2012-10-30 |
| Low Temperature Co-fired Ceramic Powder And Special Raw Material And Use Thereof App 20100210446 - Zhou; Ji ; et al. | 2010-08-19 |
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