Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12210048 | Rapid detection device for multi-channel sporadic transient partial discharge | Quan Shi, Qifu Lu, Wang Ran, Ming-Hsiung Fu, Dong Fu +1 more | 2025-01-28 |
| D1040191 | Battery powered refrigerator | — | 2024-08-27 |
| D1014453 | Portable refrigerator | — | 2024-02-13 |
| 11747075 | Portable refrigerator with rechargeable battery pack | Zhizhong Zhang | 2023-09-05 |
| D986298 | Portable refrigerator | — | 2023-05-16 |
| D958203 | Portable refrigerator | — | 2022-07-19 |
| D939434 | Battery for portable refrigerator | — | 2021-12-28 |
| D937328 | Portable refrigerator | — | 2021-11-30 |
| D922454 | Portable refrigerator | — | 2021-06-15 |
| D906377 | Portable refrigerator | — | 2020-12-29 |
| 10641538 | Portable refrigerator with rechargeable battery pack | Zhizhong Zhang | 2020-05-05 |
| D848364 | Portable battery | — | 2019-05-14 |