Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1095155 | Coffee cup | Feijian Xia, Chenhan Ouyang, Shudong Fan | 2025-09-30 |
| 12338038 | Multifunctional double drinking cup cover | Feijian Xia, Chenhan Ouyang | 2025-06-24 |
| D1078391 | Coffee cup | Feijian Xia, Chenhan Ouyang | 2025-06-10 |
| D1015883 | Water bottle | Feijian Xia, Chenhan Ouyang | 2024-02-27 |
| D1015873 | Bottle lid | Feijian Xia, Chenhan Ouyang | 2024-02-27 |
| D949628 | Water bottle | Feijian Xia, Chenhan Ouyang | 2022-04-26 |
| D949629 | Water bottle | Feijian Xia, Chenhan Ouyang | 2022-04-26 |
| D908423 | Bottle lid | Feijian Xia, Chenhan Ouyang | 2021-01-26 |