Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11284703 | Automatic suction cleaning structure and cleaner | Zhiyong Yu | 2022-03-29 |
| D861986 | Shaver head | Zhiwu Yu | 2019-10-01 |
| 9808063 | Heat conducting mechanism for personal care device and personal care device | Zhiyong Yu | 2017-11-07 |
| D766508 | Combined callus remover and nail polisher | Zhiyong Yu | 2016-09-13 |
| 9185957 | Automatic hair styling device | David Richmond, Howard Richmond, Michael A. Ragosta, Zhiyong Yu, Zhiwu Yu +1 more | 2015-11-17 |
| D743624 | Hair curler | David Richmond, Howard Richmond, Michael A. Ragosta, Zhiyong Yu, Zhiwu Yu +4 more | 2015-11-17 |
| D735410 | Automatic hair styling device | David Richmond, Howard Richmond, Michael A. Ragosta, Zhiyong Yu, Zhiwu Yu +4 more | 2015-07-28 |
| D732738 | Automatic hair styling device | David Richmond, Howard Richmond, Michael A. Ragosta, Zhiyong Yu, Zhiwu Yu +4 more | 2015-06-23 |
| D724784 | Automatic hair styling device | David Richmond, Howard Richmond, Michael A. Ragosta, Zhiyong Yu, Zhiwu Yu +4 more | 2015-03-17 |
| 7393386 | Exhaust aftertreatment filter with residual stress control | Thomas M. Yonushonis, Tao You, Matthew P. Henrichsen | 2008-07-01 |