Zhai; Zhibing
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhai; Zhibing.The latest application filed is for "quick coupler".
- Zhai; Zhibing - Shanghai CN
- ZHAI; Zhibing - Suzhou CN
| Patent | Date |
|---|---|
| Quick Coupler App 20220307633 - LU; Zhigang ; et al. | 2022-09-29 |
| Pipeline Connecting Device, Pipeline Element Coupling Piece and Coupling Method Therefor App 20220205570 - LU; Zhigang ; et al. | 2022-06-30 |
| Quick-Fitting Pipe Fitting Assembly App 20220186861 - LU; Zhigang ; et al. | 2022-06-16 |
| Quick-Fitting Pipe Fitting Assembly App 20220186862 - LU; Zhigang ; et al. | 2022-06-16 |
| Pipe Element Coupler and Coupling Method Thereof App 20200408341 - LU; Zhigang ; et al. | 2020-12-31 |
| Pipe element coupler and coupling method thereof Grant 10,851,928 - Lu , et al. December 1, 2 | 2020-12-01 |
| Pipe element coupler and coupling method thereof Grant 10,711,929 - Lu , et al. | 2020-07-14 |
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