ZENG; WEIJUN
Patent Applications and Registrations
Patent applications and USPTO patent grants for ZENG; WEIJUN.The latest application filed is for "photographic lamp chuck compatible with different lamp holders".
- ZENG; WEIJUN - SHENZHEN CN
- Zeng; Weijun - US
Trademarks
| Patent | Date |
|---|---|
| Photographic Lamp Chuck Compatible With Different Lamp Holders App 20220155657 - ZENG; WEIJUN | 2022-05-19 |
| Air Filtration And Sterilization Device App 20220090801 - ZENG; WEIJUN | 2022-03-24 |
| Soft Light Box And Chuck Assembly Thereof App 20210388942 - ZENG; WEIJUN | 2021-12-16 |
| Set-top flash lamp of camera Grant 11,187,966 - Zeng November 30, 2 | 2021-11-30 |
| Air Sterilization Device And Filter App 20210353817 - ZENG; WEIJUN | 2021-11-18 |
| Set-top Flash Lamp Of Camera App 20210325764 - ZENG; Weijun | 2021-10-21 |
| Photographic type portable flash Grant D932,538 - Zeng October 5, 2 | 2021-10-05 |
| Soft box Grant 10,481,471 - Zeng Nov | 2019-11-19 |
| Soft Box App 20180074388 - ZENG; WEIJUN | 2018-03-15 |
| Occlusion device and method for its manufacture Grant 9,877,726 - Liu , et al. January 30, 2 | 2018-01-30 |
| Snap-fitting Device For Softbox App 20160161832 - ZENG; Weijun | 2016-06-09 |
| Occlusion Device and Method for its Manufacture App 20130178886 - Liu; Xiangdong ; et al. | 2013-07-11 |
| Heart septal defect occlusion device Grant 8,366,743 - Zeng , et al. February 5, 2 | 2013-02-05 |
| Heart septal defect occlusion device App 20110066180 - Zeng; Weijun ; et al. | 2011-03-17 |
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