Yao; Qing
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yao; Qing.The latest application filed is for "omnidirectional scientific toothbrush".
- Yao; Qing - Sichuan CN
- Yao; Qing - Chengdu Sichuan
- Yao; Qing - Pearland TX
- Yao; Qing - Qingdao CN
- YAO, QING - AICHI-GUN JP
| Patent | Date |
|---|---|
| Omnidirectional Scientific Toothbrush Grant 10,413,390 - Yao Sept | 2019-09-17 |
| Omnidirectional Scientific Toothbrush App 20180311023 - Yao; Qing | 2018-11-01 |
| Developing a flow control system for a well Grant 8,025,072 - Atkinson , et al. September 27, 2 | 2011-09-27 |
| Flow Control Using A Tortuous Path App 20110061877 - Zazovsky; Alexander F. ; et al. | 2011-03-17 |
| Flow control using a tortuous path Grant 7,857,050 - Zazovsky , et al. December 28, 2 | 2010-12-28 |
| Flow control device with a permeable membrane Grant 7,673,678 - MacDougall , et al. March 9, 2 | 2010-03-09 |
| Inflow Control Device App 20090000787 - Hill; Bunker ; et al. | 2009-01-01 |
| Developing a flow control system for a well App 20080149203 - Atkinson; Colin ; et al. | 2008-06-26 |
| Flow control using a tortuous path App 20070272408 - Zazovsky; Alexander F. ; et al. | 2007-11-29 |
| Flexure stage Grant 7,239,107 - Ferreira , et al. July 3, 2 | 2007-07-03 |
| Flow control device with a permeable membrane App 20070131434 - MacDougall; Thomas D. ; et al. | 2007-06-14 |
| Constant temperature wine cellar Grant D460,466 - Ma , et al. July 16, 2 | 2002-07-16 |
| Glass-door icebox App 20020060511 - Ma, Jian ; et al. | 2002-05-23 |
| Wine cellar with long handle Grant D453,169 - Ma , et al. January 29, 2 | 2002-01-29 |
| Poly (cyclic Conjugated Diene) And Process For Producing The Same App 20020007026 - NAKANO, MITSURU ; et al. | 2002-01-17 |
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