Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11970125 | Seat misuse alarm device | Zhengwen GUO | 2024-04-30 |
| 11938843 | Child safety seat | Ruyi Li | 2024-03-26 |
| 11904802 | Child safety seat device | Ruyi Li | 2024-02-20 |
| 11618346 | Child safety seat alarm system | Ruyi Li | 2023-04-04 |
| 11396272 | Child safety seat alarm system | Ruyi Li | 2022-07-26 |
| 9975457 | Child safety seat | Ying-Zhong Chen | 2018-05-22 |