Chen; Guogang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Guogang.The latest application filed is for "device for detecting balance of hub valve hole".
- Chen; Guogang - Qinhuangdao CN
- Chen; Guogang - Hebei CN
| Patent | Date |
|---|---|
| Automatic hub type identifying device Grant 11,097,561 - Xu , et al. August 24, 2 | 2021-08-24 |
| Leak hole leak rate detection device and method Grant 10,466,136 - Zhou , et al. No | 2019-11-05 |
| Device For Detecting Balance Of Hub Valve Hole App 20190301964 - Chen; Guogang ; et al. | 2019-10-03 |
| Device for detecting balance of hub valve hole Grant 10,429,264 - Chen , et al. October 1, 2 | 2019-10-01 |
| Automatic Hub Type Identifying Device App 20190291480 - LV; Jinqi ; et al. | 2019-09-26 |
| Automatic Non-woven Fabric Laying Device App 20190032256 - Zhou; Zhe ; et al. | 2019-01-31 |
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