Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178858 | Aquarium | Youkai YU, Jianqin YU | 2021-11-23 |
| 11172654 | Aquarium | Youkai YU, Jianqin YU | 2021-11-16 |
| 11172655 | Aquarium | Youkai YU, Jianqin YU | 2021-11-16 |
| 11161753 | Solar-powered autonomous robotic water surface maintenance and cleaning system | Lisa Rousha Wang, Hanou Wang, Lei Dou, Baocheng Paul Duan, Yifei Jin +1 more | 2021-11-02 |
| 11116186 | Aquarium | Youkai YU, Jianqin YU | 2021-09-14 |
| 10995764 | Cross-flow type flow-making water pump | Youkai YU, Jianqin YU | 2021-05-04 |