Zeng; Guohua
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zeng; Guohua.The latest application filed is for "snake bone".
- Zeng; Guohua - Zhuhai CN
- Zeng; Guohua - Guangzhou CN
- Zeng; Guohua - Guangdong CN
| Patent | Date |
|---|---|
| Bending tube Grant 10,816,118 - Zeng , et al. October 27, 2 | 2020-10-27 |
| Apparatus for removing calculus in vitro Grant 10,499,940 - Zeng , et al. Dec | 2019-12-10 |
| Suction evacuation sheath Grant 10,368,885 - Wan , et al. | 2019-08-06 |
| Percutaneous puncture and dilation visible irrigation-suction system and method of using the same Grant 10,213,095 - Zeng , et al. Feb | 2019-02-26 |
| Snake Bone App 20180231162 - ZENG; Guohua ; et al. | 2018-08-16 |
| Percutaneous Puncture And Dilation Visible Irrigation-suction System And Method Of Using The Same App 20170340191 - Zeng; Guohua ; et al. | 2017-11-30 |
| Suction Evacuation Sheath App 20170252051 - Wan; Shaw P. ; et al. | 2017-09-07 |
| Apparatus For Removing Calculus In Vitro App 20160120559 - CAO; Fujian ; et al. | 2016-05-05 |
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