Zheng; Rongjin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zheng; Rongjin.The latest application filed is for "rotation type electric toothbrush".
- Zheng; Rongjin - Zhuhai CN
- Zheng; Rongjin - Guangdong CN
- Zheng; Rongjin - Zuhai CN
- Zheng; Rongjin - Shenzhen CN
| Patent | Date |
|---|---|
| Electric toothbrush Grant D963,345 - Ji , et al. September 13, 2 | 2022-09-13 |
| Hot air comb Grant D957,055 - Zheng , et al. July 5, 2 | 2022-07-05 |
| Children toothbrush box Grant D949,551 - Yang , et al. April 26, 2 | 2022-04-26 |
| Toothbrush head Grant D947,539 - Zhao , et al. April 5, 2 | 2022-04-05 |
| Electric toothbrush Grant D945,774 - Zhao , et al. March 15, 2 | 2022-03-15 |
| Sterilizer Grant D942,643 - Zhao , et al. February 1, 2 | 2022-02-01 |
| Hair straightener Grant D919,176 - Zheng , et al. May 11, 2 | 2021-05-11 |
| Rotation Type Electric Toothbrush App 20210093430 - HUANG; JIACHENG ; et al. | 2021-04-01 |
| Toothbrush case Grant D910,307 - Yang , et al. February 16, 2 | 2021-02-16 |
| Electric toothbrush Grant D893,880 - Zheng , et al. A | 2020-08-25 |
| Electric toothbrush Grant D893,196 - Zhao , et al. A | 2020-08-18 |
| Systems and methods for pushing applications Grant 9,584,612 - Zheng , et al. February 28, 2 | 2017-02-28 |
| Method and apparatus for aquiring dynamic message Grant 9,396,265 - Luo , et al. July 19, 2 | 2016-07-19 |
| Method And Apparatus For Aquiring Dynamic Message App 20150324463 - LUO; Maozheng ; et al. | 2015-11-12 |
| Systems and Methods for Pushing Applications App 20150304440 - Zheng; Zhihao ; et al. | 2015-10-22 |
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