Zeng; Canzhong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zeng; Canzhong.The latest application filed is for "pressure balance valve of internal retention structure".
- Zeng; Canzhong - Xiamen CN
| Patent | Date |
|---|---|
| Pressure balance valve of internal retention structure Grant 10,031,532 - Zhu , et al. July 24, 2 | 2018-07-24 |
| Single waterway shaft structure Grant 9,803,345 - Li , et al. October 31, 2 | 2017-10-31 |
| Pressure Balance Valve Of Internal Retention Structure App 20170220054 - Zhu; Chuanbao ; et al. | 2017-08-03 |
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