Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415562 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Hongtao Yin | 2025-09-16 |
| 12291259 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Cheng-Nan Chiang | 2025-05-06 |
| 12172693 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Hongtao Yin | 2024-12-24 |
| 11993302 | Wheeled carrying apparatus | Leilei Zheng, Zheng-Wen Guo, Mingxing Sun, Shoufeng Hu, Wanquan Zhu | 2024-05-28 |
| 11987281 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Cheng-Nan Chiang | 2024-05-21 |
| 11679797 | Unlock device and stroller | Leilei Zheng, Zheng-Wen Guo, Mingxing Sun, Shoufeng Hu | 2023-06-20 |
| 11479285 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Hongtao Yin | 2022-10-25 |
| 11358624 | Wheeled carrying apparatus | Zheng-Wen Guo, Shoufeng Hu, Mingxing Sun, Cheng-Nan Chiang | 2022-06-14 |
| 11259649 | Infant carrier and foldable backrest returning mechanism thereof | Liwu Fang | 2022-03-01 |
| 10286941 | Infant stroller apparatus | Jian-Qun Li, Zheng-Wen Guo | 2019-05-14 |
| 9796405 | Infant stroller apparatus | Jian-Qun Li, Zheng-Wen Guo | 2017-10-24 |
| 9050991 | Strap adjuster and stroller backrest tilt adjusting device | — | 2015-06-09 |
| 8752243 | Wheel assembly for an infant carrier apparatus | Zhen Guo | 2014-06-17 |
| 8490243 | Wheel assembly for an infant carrier apparatus | Zhen Guo | 2013-07-23 |
| D671866 | Frame of a stroller | Weidong Liu | 2012-12-04 |