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Patent applications and USPTO patent grants for Zheng; Huahui.The latest application filed is for "laser level".
Patent | Date |
---|---|
Laser level Grant D931,125 - Zheng , et al. September 21, 2 | 2021-09-21 |
Power supply Grant D930,578 - Zheng , et al. September 14, 2 | 2021-09-14 |
Heat gun Grant D928,574 - Zheng , et al. August 24, 2 | 2021-08-24 |
Air intake cap for hair dryer Grant D929,039 - Zheng , et al. August 24, 2 | 2021-08-24 |
Distance measuring apparatus Grant D928,640 - Zheng , et al. August 24, 2 | 2021-08-24 |
Laser level Grant D928,638 - Zheng , et al. August 24, 2 | 2021-08-24 |
Distance measuring apparatus Grant D917,319 - Zheng , et al. April 27, 2 | 2021-04-27 |
Sander Grant D900,573 - Zheng , et al. November 3, 2 | 2020-11-03 |
Laser range finder Grant D881,046 - Shao , et al. | 2020-04-14 |
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