Hou; Yanan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hou; Yanan.The latest application filed is for "downhole tool and method of use".
- Hou; Yanan - Houston TX
- HOU; Yanan - Xi'an CN
Trademarks
| Patent | Date |
|---|---|
| Downhole tool and method of use Grant 10,907,441 - Hou , et al. February 2, 2 | 2021-02-02 |
| Downhole tool and methods of use Grant 10,633,534 - Davies , et al. | 2020-04-28 |
| Downhole Tool And Method Of Use App 20200040694 - Hou; Yanan ; et al. | 2020-02-06 |
| Downhole Tool And Method Of Use App 20190368306 - Hou; Yanan ; et al. | 2019-12-05 |
| Downhole tool and method of use Grant 10,480,267 - Hou , et al. Nov | 2019-11-19 |
| Downhole tool and method of use Grant 10,480,280 - Hou , et al. Nov | 2019-11-19 |
| Catalyst For Hydrodesulfurization Of Coke Oven Gas And Method Of Preparing The Catalyst App 20190291086 - XU; Longlong ; et al. | 2019-09-26 |
| Downhole Tool And Method Of Use App 20180179852 - Hou; Yanan ; et al. | 2018-06-28 |
| Downhole Tool And Method Of Use App 20180179850 - Hou; Yanan ; et al. | 2018-06-28 |
| Downhole Tool And Method Of Use App 20180171748 - Hou; Yanan ; et al. | 2018-06-21 |
| Composition Of Matter And Use Thereof App 20180142096 - Li; Liguo ; et al. | 2018-05-24 |
| Downhole Tool And Method Of Use App 20180038191 - Davies; Evan Lloyd ; et al. | 2018-02-08 |
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